To be at peace with self, to find company and nourishment in self-this would be the test of the free and productive psyche.

The earth we abuse and the living things we kill will, in the end, take their revenge; for in exploiting their presence we are diminishing our future.

All great lovers are articulate, and verbal seduction is the surest road to actual seduction.

Euthanasia ... is simply to be able to die with dignity at a moment when life is devoid of it.

The more people are reached by mass communication, the less they communicate with each other.

People on horses look better than they are. People in cars look worse than they are.

The process of maturing is an art to be learned, an effort to be sustained. By the age of fifty you have made yourself what you are, and if it is good, it is better than your youth.

In our society those who are in reality superior in intelligence can be accepted by their fellows only if they pretend they are not.

The sign of an intelligent people is their ability to control their emotions by the application of reason.

The barbarian weapon is fission: the splitting asunder. It has been perfected for death. Our only weapon is fusion: an imperfect process still, though designed for life.

Money is not an aphrodisiac: the desire it may kindle in the female eye is more for the cash than the carrier.

The pain you feel today is the strength you feel tomorrow.

My parents...were people running from the past, who didn't look back at much if they could help it, and whose whole life always lay somewhere in the offing.

People should not expect to reap if they have not sown.

Surfeits of happiness are fatal.

Your soul has a single basic function-the act of valuing.

My brother and I were both teenage writers, and he was, I have to say, better than I was, but he went into science, and I went into writing.

If you're in love with someone maybe you can show it too much.

My health is good; it's my age that's bad.

Recover the source of all strength in yourself, and all else will be added to you ... political freedom, the mastery of human thought, the hegemony of the world.

The best way to deal with procrastination is to postpone it.