I have great faith in optimism as a guiding principle, if only because it offers us the opportunity of creating a self-fulfilling prophecy. — Arthur C. Clarke Copy Share Image
If we have learned one thing from the history of invention and discovery, it is that, in the long run-and often in the short one-the most daring prophecies seem laughably conservative. — Arthur C. Clarke Copy Share Image
Science can destroy religion by ignoring it as well as by disproving its tenets. No one ever demonstrated, so far as I am aware,… — Arthur C. Clarke Copy Share Image
We cannot predict the new forces, powers, and discoveries that will be disclosed to us when we reach the other planets and set up… — Arthur C. Clarke Copy Share Image
I am unable to distinguish clearly between your religious ceremonies and apparently identical behavior at the sporting and cultural functions you have transmitted to… — Arthur C. Clarke Copy Share Image
I don't believe in astrology; I'm a Sagittarius and we're skeptical. — Arthur C. Clarke Copy Share Image
You can't have it both ways. You can't have both free will and a benevolent higher power who protects you from yourself. — Arthur C. Clarke Copy Share Image
Nowhere in space will we rest our eyes upon the familiar shapes of trees and plants, or any of the animals that share our… — Arthur C. Clarke Copy Share Image
“The universe is full of energy, but much of it is at equilibrium. At equilibrium no energy can flow, and therefore it cannot be… — Arthur C. Clarke Copy Share Image
“Here the trees surrounded them with an invisible, anechoic blanket, so that every word seemed sucked into silence the moment it was uttered.” — Arthur C. Clarke Copy Share Image
“I’m a scientific expert; that means I know nothing about absolutely everything.” — Arthur C. Clarke Copy Share Image
There were some things that only time could cure. Evil men could be destroyed, but nothing could be done with good men who were… — Arthur C. Clarke Copy Share Image
“Pure coincidence, of course, but a sensible man makes coincidences work for him.” — Arthur C. Clarke Copy Share Image
