An atom-blaster is a good weapon, but it can point both ways.

I type 90 words per minute on the typewriter; I type 100 words per minute on the word processor. But, of course, I don't keep that up indefinitely - every once in a while I do have to think a few seconds.

Of course there are worlds. Millions of them! Every star you see has worlds, and most of those you don't see.

Maybe happiness is this: not feeling like you should be elsewhere, doing something else, being someone else.

There are so many benefits to be derived from space exploration and exploitation; why not take what seems to me the only chance of escaping what is otherwise the sure destruction of all that humanity has struggled to achieve for 50,000 years?

Writing, to me, is simply thinking through my fingers.

If a conclusion is not poetically balanced, it cannot be scientifically true.