The war of good and evil present in all religions does not always end, in every faith, with the victory of good, but in every one it establishes a clear order of existence. The sacred as well as the profane rests on that universal order.

I never read to kill time. Killing time is like killing someone's wife or a child. There is nothing more precious for me than time.

A smart machine will first consider which is more worth its while: to perform the given task or, instead, to figure some way out of it.

A dream will always triumph over reality, once it is given the chance.

Do not trust people. They are capable of greatness.

Solaristics, wrote Muntius, is a substitute for religion in the space age. It is faith wrapped in the cloak of science; contact, the goal for which we are striving, is as vague and obscure as communion with the saints or the coming of the Messiah.

Science explains the world, but only Art can reconcile us to it.