The best thing about space travel is that it made it possible to go elsewhere.

If a grasshopper tries to fight a lawnmower, one may admire his courage but not his judgement.

Love is that condition in which the happiness of another person is essential to your own.

You can sway a thousand men by appealing to their prejudices quicker than you can convince one man by logic.

Never underestimate the power of human stupidity.

Women and cats will do as they please, and men and dogs should relax and get used to the idea.

I never learned from a man who agreed with me.

A generation which ignores history has no past — and no future.

Don't ever become a pessimist... a pessimist is correct oftener than an optimist, but an optimist has more fun, and neither can stop the march of events.

May you live as long as you wish and love as long as you live.

It is a truism that almost any sect, cult, or religion will legislate its creed into law if it acquires the political power to do so.

Live in the moment... where everything is just right, take your time and limit your bad memories and you'll get wherever it is you're going a lot faster and with less bumps in the road along the way.

To live exhilaratingly in and for the moment is deadly serious work fun of the most exhausting sort.

I would give absolutely nothing for the theory of Natural Selection, if it requires miraculous additions at any one stage of descent.

Easy Rider' was never a motorcycle movie to me. A lot of it was about politically what was going on in the country.

I have not collected art. Art collected me. I never found paintings. They found me. I have never even owned a work of art. They owned me.

You can fool yourself, you know. You'd think it's impossible, but it turns out it's the easiest thing of all.

If everyone catches the cold virus it just... might make you fall into Onew Condition for a while!

We find ourselves in what I consider to be the most challenging, difficult, threatening time since World War II because of this War on Terror.

The company's most urgent task is to learn to welcome, beg for, demand - innovation from everyone.

I've always had a feeling that any time you can experiment, you ought to do it. Because you never know what will happen.