I'm sure the universe is full of intelligent life. It's just been too intelligent to come here.
Arthur C. ClarkeI don't pretend we have all the answers. But the questions are certainly worth thinking about.
Arthur C. ClarkeThe moment when one first meets a great work of art has an impact that can never again be recaptured.
Arthur C. ClarkeIt is a good principle in science not to believe any 'fact'---however well attested---until it fits into some accepted frame of reference. Occasionally, of course, an observation can shatter the frame and force the construction of a new one, but that is extremely rare. Galileos and Einsteins seldom appear more than once per century, which is just as well for the equanimity of mankind.
Arthur C. Clarke