One mark of a good officer, he remembered, was the ability to make quick decisions. If they happen to be right, so much the better

Ethics change with technology.

SF isn't a genre; SF is the matrix in which genres are embedded, and because the SF field is never going in any one direction at any one time, there is hardly a way to cut it off.

The human species really could have faced global thermonuclear war. During seventy years of Cold War we grew used to it.

Everything starts as somebody's daydream.

In the world of words the imagination is one of the forces of nature.

In hindsight it may even seem inevitable that a socialist society will starve when it runs out of capitalists.

You learn by writing short stories. Keep writing short stories. The money's in novels, but writing short stories keeps your writing lean and pointed.

We learn only to ask more questions.

It's very difficult for a black man to get out of South-Central Los Angeles, and get out civilized....The only men I know who have escaped, all began reading Robert Heinlein at age ten.

One mark of a good officer, he remembered, was the ability to make quick decisions. If they happen to be right, so much the better.

Athletes who are able to stay completely focused in pursuit of their dreams are the ones that are most likely to become champions.

Like a dried up spring, magic trickled forth with less and less strength, until one day, the people awoke and there was simply no more to be had.

I do not believe in a fate that falls on men however they act

Hot heads and cold hearts never solved anything.

The Indians said the bones were those of a race of people ... three times the size of a man.

You just rebel against everything. How are you going to survive? I don't know. I'm already tired.

Love is a state of Being. Your love is not outside; it is deep within you. You can never lose it, and it cannot leave you. It is not dependent on some other body, some external form.

I manage to think twice about everything / Why will they like me as they do / Or not as they do / Why will they praise me as they do / Or praise me not not as they do.

I find myself moved by man in his new violent environment. I want to paint this explicitly and beautifully.

There is something more to "reality" than just the tangible. There is also mood, and you cannot skip that.