America shudders at anything alien, and when it wants to shut its mind against any man's ideas it calls him a foreigner.

Science itself is a humanist in the sense that it doesn't discriminate between human beings, but it is also morally neutral. It is no better or worse than the ethos with and for which it is used.

In our culture we make heroes of the men who sit on top of a heap of money, and we pay attention not only to what they say in their field of competence, but to their wisdom on every other question in the world.

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.

A people's speech is the skin of its culture.

Principles-and I have in mind such principles as states' rights or national sovereignty or the free market or pacifism-have a way of drying up while the sap of life goes flowing in another direction.

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.