It may be that the old astrologers had the truth exactly reversed, when they believed that the stars controlled the destinies of men. The time may come when men control the destinies of stars.
Arthur C. ClarkeAs his body became more and more defenseless, so his means of offense became steadily more frightful.
Arthur C. ClarkeIf 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