If you don't know history, then you don't know anything. You are a leaf that doesn't know it is part of a tree.

The characteristic human trait is not awareness but conformity, and the characteristic result is religious warfare.

He prays because he knows he doesn't control it. He's at the mercy of it.

All major changes are like death. You can't see to the other side until you are there.

You know, at times like this one feels, well, perhaps extinct animals should be left extinct.

We are all assumed, these days, to reside at one extreme of the opinion spectrum, or another. We are pro-abortion or anti-abortion. We are free traders or protectionists. We are pro-private sector or pro-government. We are feminists or chauvinists. But in the real world, few of us hold these extreme views. There is instead a spectrum of opinion.

As the practical value of altering consciousness becomes recognized, procedures to effect these alterations will become increasingly ordinary and unremarkable. The whole concept of changing states of consciousness will cease to have a threatening or exotic aspect.