Teaching creationism in science class as an alternative to evolution is inappropriate.

Everyone you will ever meet knows something you don't.

We are just a speck, on a speck, orbiting a speck, in the corner of a speck, in the middle of nowhere.

To leave the world better than you found it, sometimes you have to pick up other people's trash.

Science is the best idea humans have ever had. The more people who embrace that idea, the better.

You and I are made of stardust. We are the stuff of exploded stars. We are therefore, at least 1 way that the Universe knows itself. That, to me, is astonishing.

There's nothing I believe in more strongly than getting young people interested in science and engineering, for a better tomorrow, for all humankind.

I speak with dogs frequently. They don't really talk, but I feel they're communicating.

The natural world is a package deal; you don't get to select which facts you like and which you don't.

The more you find out about the world, the more opportunities there are to laugh at it.

Science is the best thing humans beings have ever come up with. And if it isn't, science will fix it.

Door of passage to the other side, the soul frees itself in stride.

The discontent and frustration that you feel is entirely your own creation.

It is either you control your thoughts or be controlled by them.

Music is a language, you see, a universal language.

How was she to tie herself to a man without permitting him to imprison her? And was there some means of acquiring things without those things possessing her?

What is man's love? His vows are broke even while his parting kiss is warm.

I read the Life magazine articles about free love and free dope in California. At age 20 I drove to Los Angeles.

If you have issues with family, friends, and people at work, try and solve these issues head on so you can move on and concentrate on having the life you want.

To me, most of life kind of lives in the grey and I don't just mean morally. I just mean kind of everything. If things were black and white it would be a lot clearer as to what to do all the time.

You can't trample infidels when you're a tortoise. I mean, all you could do is give them a meaningful look.