In life, people will take you at your own reckoning.

Arthur Clarke says that I am first in science and second in science fiction in accordance with an agreement we have made. I say he is first in science fiction and second in science.

The whole world might know you and acclaim you, but someone in the past, forever unreachable, forever unknowing, spoils it all.

When life is so harsh that a man loses all hope in himself, then he raises his eyes to a shining rock, worshipping it, just to find hope again, rather than looking to his own acts for hope and salvation. Yes, atheism IS a redemptive belief. It is theism that denies man's own redemptive nature.

It is the obvious which is so difficult to see most of the time. People say 'It's as plain as the nose on your face.' But how much of the nose on your face can you see, unless someone holds a mirror up to you?

Any system which allows men to choose their own future will end by choosing safety and mediocrity, and in such a Reality the stars are out of reach.

Surely no child, and few adults, have ever watched a bird in flight without envy.