Each problem that I solved became a rule, which served afterwards to solve other problems.

Each problem that I solved became a rule, which served afterwards to solve other problems.

What is more difficult, to think of an encampment on the moon or of Harlem rebuilt? Both are now within read more

What is more difficult, to think of an encampment on the moon or of Harlem rebuilt? Both are now within the reach of our resources. Both now depend upon human decision and human will.

It will free man from his remaining chains, the chains of gravity which still tie him to this planet. It read more

It will free man from his remaining chains, the chains of gravity which still tie him to this planet. It will open to him the gates of heaven.

If an elderly but distinguished scientist says that something is possible, he is almost certainly right; but if he says read more

If an elderly but distinguished scientist says that something is possible, he is almost certainly right; but if he says that it is impossible, he is very probably wrong.

All programmers are playwrights and all computers are lousy actors.

All programmers are playwrights and all computers are lousy actors.

The great work must inevitably be obscure, except to the very few, to those who like the author himself are read more

The great work must inevitably be obscure, except to the very few, to those who like the author himself are initiated into the mysteries. Communication then is secondary: it is perpetuation which is important. For this only one good reader is necessary.

Your theory is crazy, but it's not crazy enough to be true.

Your theory is crazy, but it's not crazy enough to be true.

Nothing is more dangerous than an idea, when you only have one.

Nothing is more dangerous than an idea, when you only have one.

The process of scientific discovery is, in effect, a continual flight from wonder.

The process of scientific discovery is, in effect, a continual flight from wonder.