Patriotism is an ephemeral motive that scarcely ever outlasts the particular threat to society that aroused it.

By nature, men are nearly alike; by practice, they get to be wide apart.

Children are all foreigners. We treat them as such.

If a man be gracious and courteous to strangers, it shows he is a citizen of the world, and that his heart is no island cut off from other lands, but a continent that joins to them.

All of life is a foreign country.

One of the most time-consuming things is to have an enemy.

The noblest kind of retribution is not to become like your enemy.

We have really everything in common with America nowadays, except, of course, language.

The past is a foreign country; they do things differently there.

At the bottom of enmity between strangers lies indifference.

Nothing is more narrow-minded than chauvinism or racial hatred. To me all men are equal; there are flatheads everywhere and I despise them all equally.

This is not a clash between civilizations. It is a clash about civilization.

A criminal may improve and become a decent member of society. A foreigner cannot improve. Once a foreigner, always a foreigner. There is no way out for him.