The only defensible war is a war of defense.

Your next-door neighbor is not a man; he is an environment. He is the barking of a dog; he is the noise of a piano; he is a dispute about a party wall; he is drains that are worse than yours, or roses that are better than yours.

The first two facts which a healthy boy or girl feels about sex are these: first that it is beautiful and then that it is dangerous.

Among the rich you will never find a really generous man even by accident. They may give their money away, but they will never give themselves away; they are egotistic, secretive, dry as old bones. To be smart enough to get all that money you must be dull enough to want it.

It is customary to complain of the bustle and strenuousness of our epoch. But in truth the chief mark of our epoch is a profound laziness and fatigue; and the fact is that the real laziness is the cause of the apparent bustle.

We do not admire, we hardly excuse, the fanatic who wrecks this world for love of the other. But what are we to say of the fanatic who wrecks this world out of hatred of the other? He sacrifices the very existence of humanity to the non-existence of God. He offers his victims not to the altar, but merely to assert the idleness of the altar and the emptiness of the throne. He is ready to ruin even that primary ethic by which all things live, for his strange and eternal vengeance upon some one who never lived at all.

I do not believe that any human being is fundamentally happier for being finally lost in a crowd, even if it is called a crowd of comrades.