Power politics existed before Machiavelli was ever heard of; it will exist long after his name is only a faint memory. What he did, like Harvey, was to recognize its existence and subject it to scientific study.

There is no crime in the cynical American calendar more humiliating than to be a sucker.

There are almost no limits to the discoveries of how the human brain operates in illness and health, in sleep and waking and dreaming, in calm and under tension. The question is how far man can put these discoveries to use without using them not for cure but for power.

There are some who become spies for money, or out of vanity and megalomania, or out of ambition, or out of a desire for thrills. But the malady of our time is of those who become spies out of idealism.

Having a thirteen-year-old in the family is like having a general-admission ticket to the movies, radio and TV. You get to understand that the glittering new arts of our civilization are directed to the teen-agers, and by their suffrage they stand or fall.

The tourist who moves about to see and hear and open himself to all the influences of the places which condense centuries of human greatness is only a man in search of excellence.

Every step by which men add to their knowledge and skills is a step also by which they can control other men.