[
	{
		"columnNumber": 0,
		"era": "Ancient",
		"techCost": 20,
		"buildingCost": 40,
		"techs": [
			{
				"name": "Agriculture",
				"row": 5,
				"quote": "'Where tillage begins, other arts follow. The farmers therefore are the founders of human civilization.' - Daniel Webster"
			}
			
		]	
	},
	{
		"columnNumber": 1,
		"era": "Ancient",
		"techCost": 35, 
		"buildingCost": 60,
		"techs": [
			{
				"name": "Pottery",
				"row": 2,
				"prerequisites": ["Agriculture"],
				"quote": "'Shall the clay say to him that fashioneth it, what makest thou?' - Bible Isaiah 45:9"
			},
			{
				"name": "Animal Husbandry",
				"row": 5,
				"prerequisites": ["Agriculture"],
				"quote": "'Thou shalt not muzzle the ox when he treadeth out the corn.' - Bible Deuteronomy 25:4"
			},
			{
				"name": "Archery",
				"row": 7,
				"prerequisites": ["Agriculture"],
				"quote": "'The haft of the arrow has been feathered with one of the eagle's own plumes, we often give our enemies the means of our own destruction' - Aesop"
			},
			{
				"name": "Mining",
				"row": 9,
				"prerequisites": ["Agriculture"],
				"quote": "'The meek shall inherit the Earth, but not its mineral rights.' - J. Paul Getty"
			}
			
		]	
	},
	{
		"columnNumber": 2,
		"era": "Ancient",
		"techCost": 55, 
		"buildingCost": 75,
		"wonderCost": 185,
		"techs": [
			{
				"name": "Sailing",
				"row": 1,
				"prerequisites": ["Pottery"],
				"quote": "'He who commands the sea has command of everything.' - Themistocles"
			},
			{
				"name": "Calendar",
				"row": 2,
				"prerequisites": ["Pottery"],
				"quote": "'So teach us to number our days, so that we may apply our hearts unto wisdom.' - Bible Psalms 90:12"
			},
			{
				"name": "Writing",
				"row": 3,
				"prerequisites": ["Pottery"],
				"quote": "'He who destroys a good book kills reason itself.' - John Milton"
			},
			{
				"name": "Trapping",
				"row": 5,
				"prerequisites": ["Animal Husbandry"],
				"quote": "'Even brute beasts and wandering birds do not fall into the same traps or nets twice.' - Saint Jerome"
			},
			{
				"name": "The Wheel",
				"row": 7,
				"prerequisites": ["Animal Husbandry", "Archery"],
				"quote": "'Wisdom and virtue are like the two wheels of a cart.' - Japanese proverb"
			},
			{
				"name": "Masonry",
				"row": 9,
				"prerequisites": ["Mining"],
				"quote": "'How happy are those whose walls already rise!' - Virgil"
			},
			{
				"name": "Bronze Working",
				"row": 10,
				"prerequisites": ["Mining"],
				"quote": "'Here Hector entered, with a spear eleven cubits long in his hand; the bronze point gleamed in front of him, and was fastened to the shaft of the spear by a ring of gold.' - Homer"
			}			
		]	
	},
	{
		"columnNumber": 3,
		"era": "Classical",
		"techCost": 105, 
		"buildingCost": 100,
		"wonderCost": 250,
		"techs": [
			{
				"name": "Optics",
				"cost": 85,
				"row": 1,
				"prerequisites": ["Sailing"],
				"uniques": ["Enables embarkation for land units"],
				"quote": "'He made an instrument to know if the moon shine at full or no.' - Samuel Butler"
			},
			{
				"name": "Horseback Riding",
				"row": 5,
				"prerequisites": ["Trapping","The Wheel"],
				"quote": "'A Horse! A Horse! My kingdom for a horse!' - Shakespeare (Richard III)"
			},
			{
				"name": "Mathematics",
				"row": 7,
				"prerequisites": ["The Wheel"],
				"quote": "'Mathematics is the gate and key to the sciences.' - Roger Bacon"
			},
			{
				"name": "Construction",
				"row": 9,
				"prerequisites": ["Masonry","The Wheel"],
				"quote": "'Three things are to be looked to in a building: that it stands on the right spot; that it be securely founded; that it be successfully executed.' - Johann Wolfgang von Goethe"
			}
		]	
	},
	{
		"columnNumber": 4,
		"era": "Classical",
		"techCost": 175, 
		"buildingCost": 120,
		"wonderCost": 300,
		"techs": [
			{
				"name": "Philosophy",
				"row": 3,
				"prerequisites": ["Writing","Calendar"],
				"quote": "'There is only one good, knowledge, and one evil, ignorance.' - Socrates"
			},
			{
				"name": "Currency",
				"row": 7,
				"prerequisites": ["Mathematics"],
				"quote": "'Better is bread with a happy heart than wealth with vexation.' - Amenemope"
			},
			{
				"name": "Engineering",
				"row": 8,
				"prerequisites": ["Mathematics","Construction"],
				"quote": "'Instrumental or mechanical science is the noblest and, above all others, the most useful.' - Leonardo da Vinci"
			},
			{
				"name": "Iron Working",
				"row": 10,
				"prerequisites": ["Bronze Working"],
				"quote": "'Do not wait to strike til the iron is hot, but make it hot by striking.' - William Butler Yeats"
			}
		]	
	},
	{
		"columnNumber": 5,
		"era": "Medieval",
		"techCost": 275,
		"buildingCost": 160,
		"wonderCost": 400,
		"techs": [
			{
				"name": "Theology",
				"row": 2,
				"prerequisites": ["Philosophy"],
				"quote": "'Three things are necessary for the salvation of man: to know what he ought to believe; to know what he ought to desire; and to know what he ought to do' - St. Thomas Aquinas"
			},
			{
				"name": "Civil Service",
				"row": 5,
				"prerequisites": ["Currency","Horseback Riding","Philosophy"],
				"uniques": ["Enables Open Borders agreements"],
				"quote": "'The only thing that saves us from the bureaucracy is it inefficiency' - Eugene McCarthy"
			},
			{
				"name": "Guilds",
				"row": 7,
				"prerequisites": ["Currency"],
				"uniques": ["Enables conversion of city production to gold"],
				"quote": "'The merchants and the traders have come; their profits are pre-ordained...' - Sri Guru Granth Sahib"
			},
			{
				"name": "Metal Casting",
				"row": 9,
				"prerequisites": ["Engineering","Iron Working"],
				"quote": "'When pieces of bronze or gold or iron break, the metal-smith welds them together again in the fire, and the bond is established.' - Sri Guru Granth Sahib"
			}
		]
	},
	{
		"columnNumber": 6,
		"era": "Medieval",
		"techCost": 485, 
		"buildingCost": 200,
		"wonderCost": 500,
		"techs": [
			{
				"name": "Compass",
				"cost": 375,
				"row": 1,
				"prerequisites": ["Optics","Theology"],
				"quote": "'I find the great thing in this world is not so much where we stand, as in what direction we are moving.' - Oliver Wendell Holmes"
			},
			{
				"name": "Education",
				"row": 3,
				"prerequisites": ["Theology","Civil Service"],
				"uniques": ["Enables conversion of city production to science","Enables Research agreements"],
				"quote": "'Education is the best provision for old age.' - Aristotle"
			},
			{
				"name": "Chivalry",
				"row": 6,
				"prerequisites": ["Civil Service","Guilds"],
				"quote": "'Whoso pulleth out this sword of this stone and anvil, is rightwise king born of all England.' - Malory"
			},
			{
				"name": "Machinery",
				"row": 8,
				"prerequisites": ["Guilds","Engineering"],
				"uniques": ["Improves movement speed on roads"],
				"quote": "'The press is the best instrument for enlightening the mind of man, and improving him as a rational, moral and social being.' - Thomas Jefferson"
			},
			{
				"name": "Physics",
				"row": 9,
				"prerequisites": ["Metal Casting"],
				"quote": "'Measure what is measurable, and make measurable what is not so.' - Galileo Galilei"
			},
			{
				"name": "Steel",
				"row": 10,
				"prerequisites": ["Metal Casting"],
				"quote": "'John Henry said to his Captain, / 'A man ain't nothin' but a man, / And before I'll let your steam drill beat me down, / I'll die with the hammer in my hand.'' - Anonymous: The Ballad of John Henry, the Steel-Drivin' Man"
			}
		]	
	},
	{
		"columnNumber": 7,
		"era": "Renaissance",
		"techCost": 780, 
		"buildingCost": 250,
		"wonderCost": 625,
		"techs": [
			{
				"name": "Astronomy",
				"row": 2,
				"uniques": ["Increases embarked movement +1","Enables embarked units to enter ocean tiles"],
				"prerequisites": ["Compass","Education"],
				"quote": "'Joyfully to the breeze royal Odysseus spread his sail, and with his rudder skillfully he steered.' - Homer"
			},
			{
				"name": "Acoustics",
				"row": 4,
				"prerequisites": ["Education"],
				"quote": "'Their rising all at once was as the sound of thunder heard remote' - Milton"
			},
			{
				"name": "Banking",
				"row": 6,
				"prerequisites": ["Chivalry"],
				"quote": "'Happiness: a good bank account, a good cook and a good digestion' - Jean Jacques Rousseau"
			},
			{
				"name": "Printing Press",
				"row": 8,
				"prerequisites": ["Machinery","Physics","Chivalry"],
				"quote": "'It is a newspaper's duty to print the news and raise hell.' - The Chicago Times"
			},
			{
				"name": "Gunpowder",
				"row": 10,
				"prerequisites": ["Physics","Steel"],
				"quote": "'The day when two army corps can annihilate each other in one second, all civilized nations, it is to be hoped, will recoil from war and discharge their troops.' - Alfred Nobel"
			}
		]	
	},
	{
		"columnNumber": 8,
		"era": "Renaissance",
		"techCost": 1150, 
		"buildingCost": 300,
		"wonderCost": 750,
		"techs": [
			{
				"name": "Navigation",
				"row": 2,
				"prerequisites": ["Astronomy"],
				"quote": "'The winds and the waves are always on the side of the ablest navigators.' - Edward Gibbon"
			},
			{
				"name": "Architecture",
				"row": 4,
				"prerequisites": ["Acoustics","Banking"],
				"quote": "'Architecture begins where engineering ends.' - Walter Gropius"
			},
			{
				"name": "Economics",
				"row": 6,
				"prerequisites": ["Banking","Printing Press"],
				"quote": "'Compound interest is the most powerful force in the universe.' - Albert Einstein"
			},
			{
				"name": "Metallurgy",
				"row": 9,
				"prerequisites": ["Printing Press","Gunpowder"],
				"quote": "'There never was a good knife made of bad steel.' - Benjamin Franklin"
			},
			{
				"name": "Chemistry",
				"row": 10,
				"prerequisites": ["Gunpowder"],
				"quote": "'Wherever we look, the work of the chemist has raised the level of our civilization and has increased the productive capacity of the nation.' - Calvin Coolidge"
			}
		]	
	},
	{
		"columnNumber": 9,
		"era": "Industrial",
		"techCost": 1600,
		"buildingCost": 360,
		"wonderCost": 920,
		"techs": [
			{
				"name": "Archaeology",
				"row": 2,
				"prerequisites": ["Navigation"],
				"quote": "'Those who cannot remember the past are condemned to repeat it.' - George Santayana"
			},
			{
				"name": "Scientific Theory",
				"row": 4,
				"prerequisites": ["Architecture","Economics"],
				"quote": "'Every great advance in science has issued from a new audacity of imagination.' - John Dewey"
			},
			{
				"name": "Industrialization",
				"row": 6,
				"prerequisites": ["Economics"],
				"quote": "'Industrialization based on machinery, already referred to as a characteristic of our age, is but one aspect of the revolution that is being wrought by technology.' - Emily Greene Balch"
			},
			{
				"name": "Rifling",
				"row": 7,
				"prerequisites": ["Economics","Metallurgy"],
				"quote": "'It is well that war is so terrible, or we should grow too fond of it.' - Robert E. Lee"
			},
			{
				"name": "Military Science",
				"row": 9,
				"prerequisites": ["Metallurgy","Chemistry"],
				"quote": "'Wars may be fought with weapons, but they are won by men. It is the spirit of the men who follow and of the man who leads that gains the victory.' - George S. Patton"
			},
			{
				"name": "Fertilizer",
				"row": 10,
				"prerequisites": ["Chemistry"],
				"quote": "'The nation that destroys its soil destroys itself.' - Franklin Delano Roosevelt"
			}
		]	
	},
	{
		"columnNumber": 10,
		"era": "Industrial",
		"techCost": 2350,
		"buildingCost": 500,
		"wonderCost": 1060,
		"techs": [
			{
				"name": "Biology",
				"row": 2,
				"prerequisites": ["Archaeology","Scientific Theory"],
				"quote": "'If the brain were so simple we could understand it, we would be so simple we couldn't.' - Lyall Watson"
			},
			{
				"name": "Electricity",
				"row": 3,
				"prerequisites": ["Scientific Theory"],
				"quote": "'Is it a fact - or have I dreamt it - that, by means of electricity, the world of matter has become a great nerve, vibrating thousands of miles in a breathless point of time?' - Nathaniel Hawthorne"
			},
			{
				"name": "Steam Power",
				"row": 6,
				"uniques": ["Increases embarked movement +1"],
				"prerequisites": ["Industrialization","Scientific Theory","Rifling"],
				"quote": "'The nations of the West hope that by means of steam communication all the world will become as one family.' - Townsend Harris"
			},
			{
				"name": "Dynamite",
				"row": 9,
				"prerequisites": ["Fertilizer","Military Science"],
				"quote": "'As soon as men decide that all means are permitted to fight an evil, then their good becomes indistinguishable from the evil that they set out to destroy.' - Christopher Dawson"
			}
		]	
	},
	{
		"columnNumber": 11,
		"era": "Modern",
		"techCost": 3100,
		"buildingCost": 500,
		"wonderCost": 1250,
		"techs": [
			{
				"name": "Refrigeration",
				"row": 2,
				"prerequisites": ["Biology", "Electricity"], //todo: offshore platform should need this
				"quote": "'And homeless near a thousand homes I stood, and near a thousand tables pined and wanted food.' - William Wordsworth"
			},
			{
				"name": "Radio",
				"row": 3,
				"prerequisites": ["Electricity"],
				"quote": "'The whole country was tied together by radio. We all experienced the same heroes and comedians and singers. They were giants.' - Woody Allen"
			},
			{
				"name": "Replaceable Parts",
				"row": 4,
				"prerequisites": ["Electricity","Steam Power"],
				"quote": "'Nothing is particularly hard if you divide it into small jobs.' - Henry Ford"
			},
			{
				"name": "Flight",
				"row": 6,
				"prerequisites": ["Steam Power"],
				"quote": "'Aeronautics was neither an industry nor a science. It was a miracle.' - Igor Sikorsky"
			},
			{
				"name": "Railroad",
				"row": 8,
				"prerequisites": ["Steam Power","Dynamite"],
				"quote": "'The introduction of so powerful an agent as steam to a carriage on wheels will make a great change in the situation of man.' - Thomas Jefferson"
			}
		]	
	},
	{
		"columnNumber": 12,
		"era": "Modern",
		"techCost": 4100,
		"buildingCost": 500,
		"wonderCost": 1250,
		"techs": [
			{
				"name": "Plastics",
				"row": 3,
				"prerequisites": ["Radio","Replaceable Parts"],
				"quote": "'Ben, I want to say one word to you, just one word: plastics.' - Buck Henry and Calder Willingham, The Graduate"
			},
			{
				"name": "Electronics",
				"row": 5,
				"prerequisites": ["Replaceable Parts", "Flight"],
				"quote": "'There's a basic principle about consumer electronics: it gets more powerful all the time and it gets cheaper all the time.' - Trip Hawkins"
			},
			{
				"name": "Ballistics",
				"row": 6,
				"prerequisites": ["Flight"],
				"quote": "'Men, like bullets, go farthest when they are smoothest.' - Jean Paul"
			},
			{
				"name": "Combustion",
				"row": 8,
				"prerequisites": ["Railroad"],
				"quote": "'Any man who can drive safely while kissing a pretty girl is simply not giving the kiss the attention it deserves.' - Albert Einstein"
			}
		]	
	},
	{
		"columnNumber": 13,
		"era": "Information",
		"techCost": 5100,
		"buildingCost": 500,
		"wonderCost": 1250,
		"techs": [
			{
				"name": "Pharmaceuticals",
				"row": 2,
				"prerequisites": ["Plastics","Refrigeration"],
				"quote": "'In nothing do men more nearly approach the gods than in giving health to men.' - Cicero"
			},
			{
				"name": "Atomic Theory",
				"row": 4,
				"prerequisites": ["Plastics","Electronics"],
				"quote": "'The unleashed power of the atom has changed everything save our modes of thinking, and we thus drift toward unparalleled catastrophes.' - Albert Einstein"
			},
			{
				"name": "Radar",
				"row": 6,
				"prerequisites": ["Ballistics","Electronics"],
				"quote": "'Vision is the art of seeing things invisible.' - Jonathan Swift"
			},
			{
				"name": "Combined Arms",
				"row": 8,
				"prerequisites": ["Ballistics","Combustion"],
				"quote": "'The root of the evil is not the construction of new, more dreadful weapons. It is the spirit of conquest.' - Ludwig von Mises"
			}
		]	
	},
	{
		"columnNumber": 14,
		"era": "Information",
		"techCost": 6400,
		"buildingCost": 750,
		"wonderCost": 2000,
		"techs": [
			{
				"name": "Ecology",
				"row": 2,
				"prerequisites": ["Atomic Theory","Pharmaceuticals"],
				"quote": "'Only within the moment of time represented by the present century has one species, man, acquired significant power to alter the nature of his world.' - Rachel Carson"
			},
			{
				"name": "Nuclear Fission",
				"row": 3,
				"prerequisites": ["Atomic Theory","Radar"],
				"quote": "'I am become Death, the destroyer of worlds.' - J. Robert Oppenheimer"
			},
			{
				"name": "Rocketry",
				"row": 6,
				"prerequisites": ["Radar"],
				"quote": "'A good rule for rocket experimenters to follow is this: always assume that it will explode.' - Astronautics Magazine, 1937"
			},
			{
				"name": "Computers",
				"row": 8,
				"prerequisites": ["Combined Arms","Radar"],
				"uniques": ["+10% science and production in all cities"],
				"quote": "'Computers are like Old Testament gods: lots of rules and no mercy.' - Joseph Campbell"
			}
		]
	},
	{
		"columnNumber": 15,
		"era": "Future",
		"techCost": 7700,
		"buildingCost": 750,
		"wonderCost": 1250,
		"techs": [
			{
				"name": "Mobile Tactics",
				"row": 3,
				"prerequisites": ["Ecology","Nuclear Fission"],
				"quote": "'All men can see these tactics whereby I conquer, but what none can see is the strategy out of which victory is evolved.' - Sun Tzu"
			},
			{
				"name": "Satellites",
				"row": 5,
				"prerequisites": ["Nuclear Fission","Rocketry"],
				"quote": "'Now, somehow, in some new way, the sky seemed almost alien.' - Lyndon B. Johnson"
			},
			{
				"name": "Robotics",
				"row": 7,
				"prerequisites": ["Rocketry","Computers"],
				"quote": "'1. A robot may not injure a human being or, through inaction, allow a human being to come to harm. 2. A robot must obey any orders given to it by human beings, except when such orders would conflict with the First Law. 3. A robot must protect its own existence as long as such protection does not conflict with the First or Second Law.' - Isaac Asimov"
			},
			{
				"name": "Lasers",
				"row": 8,
				"prerequisites": ["Computers"],
				"quote": "'The night is far spent, the day is at hand: let us therefore cast off the works of darkness, and let us put on the armor of light.' - The Holy Bible: Romans, 13:12"
			}
		]	
	},
	
	{
		"columnNumber": 16,
		"era": "Future",
		"techCost": 8800,
		"buildingCost": 750,
		"wonderCost": 1250,
		"techs": [
			{
				"name": "Particle Physics",
				"row": 4,
				"prerequisites": ["Mobile Tactics","Satellites"],
				"quote": "'Every particle of matter is attracted by or gravitates to every other particle of matter with a force inversely proportional to the squares of their distances.' - Isaac Newton"
			},
			{
				"name": "Nanotechnology",
				"row": 7,
				"prerequisites": ["Robotics","Lasers"],
				"quote": "'The impact of nanotechnology is expected to exceed the impact that the electronics revolution has had on our lives.' - Richard Schwartz"
			}
		]
	},
	{
		"columnNumber": 17,
		"era": "Future",
		"techCost": 9500,
		"buildingCost": 750,
		"wonderCost": 1250,
		"techs": [
			{
				"name": "Future Tech",
				"row": 5,
				"prerequisites": ["Nanotechnology","Particle Physics","Satellites"],
				"uniques": ["Who knows what the future holds?"],
				"quote": "'I think we agree, the past is over.' - George W. Bush"
			}
		]	
	}
]
