Isaac Asimov

Goodbye, Hari, my love. Remember always--all you did for me.” -I did nothing for you.” -You loved me and your love made me--human.

Postulates are based on assumption and adhered to by faith. Nothing in the Universe can shake them.

Writing is a lonely job. Even if a writer socializes regularly, when he gets down to the real business of his life, it is he and his type writer or word processor. No one else is or can be involved in the matter.

In a properly automated and educated world, then, machines may prove to be the true humanizing influence. It may be that machines will do the work that makes life possible and that human beings will do all the other things that make life pleasant and worthwhile

When asked for advice by beginners. Know your ending, I say, or the river of your story may finally sink into the desert sands and never reach the sea.

We're forever teetering on the brink of the unknowable, and trying to understand what can't be understood.

You see, proteins, as I probably needn't tell you, are immensely complicated groupings of amino acids and certain other specialized compounds, arranged in intricate three-dimensional patterns that are as unstable as sunbeams on a cloudy day. It is this instability that is life, since it is forever changing its position in an effort to maintain its identity--in the manner of a long rod balanced on an acrobat's nose.