Half of wisdom is learning what to unlearn.

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.

Falling in love with you was not happenstance

Life's a story don't you doubt. Bad times give you something to talk about.

The only thing harder than leaving show business is coming back.

In the end, I think it would be lovely if we stopped this whole notion of pets altogether.

I'll probably make loads of plans, and then just sit around on my bottom all day long and do nothing.

I would have loved to have played for Joe Gibbs. Look at his record of winning three Super Bowls.

I just give off this kind of feminine vibe which has... served me so well with women in my life.

I guess I've been naive my entire life.

Trust in God and destroy fear, which paralyzes all efforts to succeed and attracts the very thing you fear.

Intellect is resented as a form of power or privilege.