There are no inevitabilities in history

In the long term, it is desirable that the human race, faced with the prospect of extinction on Earth, should prepare an escape route for itself to another inhabitable planet.

The writer learns to write, in the last resort, only by writing. He must get words onto paper even if he is dissatisfied with them.

You know you're an Arizona native when you have to look up "mass transit" in the dictionary.

Long periods of recession, which tend to be self-perpetuating, are usually ended by war, or by preparations for it.

The word 'meaningful' when used today is nearly always meaningless.

The most evil person I ever met was a toss-up between Pablo Picasso and the publisher-crook Robert Maxwell.