Many need no other provocation to enmity than that they find themselves excelled.

Do not do unto others as you would that they should do unto you. Their tastes may not be the same.

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

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.

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

It’s good to remember that in crises, natural crises, human beings forget for a while their ignorances, their biases, their prejudices. For a little while, neighbors help neighbors and strangers help strangers.

Nationalism is an infantile disease, the measles of mankind.

Intolerance is evidence of impotence.

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

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

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

I do desire we may be better strangers.

There are chance meetings with strangers that interest us from the first moment, before a word is spoken.