Dialogue Origin: “When Will This Futuristic System Be Built?” “Ten Years After You’ve Stopped Laughing”

Arthur Kantrowitz? Gerard K. O’Neill? Timothy Leary? Arthur C. Clarke? Anonymous? Question for Quote Investigator: Grand futuristic projects such as the following four examples have been greeted with a mixture of hope, excitement, skepticism, and derision: (1) Laser propulsion systems for spacecraft(2) Space-based solar power systems(3) Space habitats with thousands or millions of people(4) Space …

Quote Origin: The Space Elevator Will Be Built About 50 Years After Everyone Stops Laughing

Arthur C. Clarke? Arthur Kantrowitz? Apocryphal? Question for Quote Investigator: Science fiction luminary Arthur C. Clarke described the audacious idea of building an elevator from the surface of the Earth straight up into space and beyond geostationary orbit in his 1979 novel “The Fountains of Paradise”. The megaproject would require extremely strong lightweight material, and …