This woman is beautiful and clever: but how much cleverer she would have become if she were not beautiful!

Popular medicine and popular morality belong together and ought not to be evaluated so differently as they still are: both are the most dangerous pseudo-sciences.

There are so many futures still to dawn!

When man no longer regards himself as evil he ceases to be so!

I deny morality as I deny alchemy.

The surest way of ruining a youth is to teach him to respect those who think as he does more highly than those who think differently from him.

That's just how time travel looks like to the untrained eye. The reason why there aren't more travelers is that your average physicist refuses to be eaten by a giraffe in the name of science.

If any era should be aware of the temptations to rewrite history, it is our own.

At age 64 I started working at a preschool. I figured the kids would have a lot to teach me.

Happy the eyes that can close

Look, I got 11,052 songs on my iPod. Cyndi Lauper, Guns N' Roses, Geto Boys, N.W.A. push shuffle and anything will come on.

Fears, even the most basic ones, can totally destroy our ambitions. Fear, if left unchecked, can destroy our lives. Fear is one of the many enemies lurking inside us.

I realized that I really enjoy writing comedy, and how important comedy is when you feel like total crap.

Freedom of India will demonstrate to all the exploited races of the earth that their freedom is very near.

The sin that is most destructive in your life right now is the one you are most defensive about.

Group personification obscures, rather than illuminates, important political questions.