If you wish to avoid foreign collision, you had better abandon the ocean.

Do not neglect to show hospitality to strangers, for by doing that some have entertained angels without knowing it.

Africa has her mysteries, and even a wise man cannot understand them. But a wise man respects them.

Nationalism is an infantile disease, the measles of mankind.

The almost insoluble task is to let neither the power of others, nor our own powerlessness, stupefy us.

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

No nation is fit to sit in judgment upon any other nation.

Strangers are an endangered species.

Once any group in society stands in a relatively deprived position in relation to other groups, it is genuinely deprived.

There is no foreign land; it is the traveler only that is foreign.

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

All men naturally hate each other. We have used concupiscence as best we can to make it serve the common good, but this is mere sham and a false image of charity, for essentially it is just hate.

The less intelligent the white man is, the more stupid he thinks the black.