I know not with what weapons World War III will be fought, but World War IV will be fought with sticks and stones.

When the enemy is relaxed, make them toil. When full, starve them. When settled, make them move.

Yippies, Hippies, Yahoos, Black Panthers, lions and tigers alike - I would swap the whole damn zoo for the kind of young Americans I saw in Vietnam.

Never ascribe to malice that which can adequately be explained by incompetence.

Evil has no capital of its own. It is a parasite on goodness.

There is nothing worse than aggressive stupidity.

Hatred is gained as much by good works as by evil.

Occasionally the tree of Liberty must be watered with the blood of Patriots and Tyrants.

What is evil? - Whatever springs from weakness.

From the happy expression on their faces you might have supposed that they welcomed the war. I have met with men who loved stamps, and stones, and snakes, but I could not imagine any man loving war.

How do you defeat terrorism? Don’t be terrorized.

Everything in war is very simple. But the simplest thing is difficult.

Any alliance whose purpose is not the intention to wage war is senseless and useless.

Wanton killing of innocent civilians is terrorism, not a war against terrorism.

The central defect of evil is not sin but the refusal to acknowledge sin.

Education is a weapon, whose effect depends on who holds it in his hands and at whom it is aimed.

Always forgive your enemies; nothing annoys them so much.

War is just when it is necessary; arms are permissible when there is no hope except in arms.

When you surround an army, leave an outlet free. Do not press a desperate foe too hard.

Demoralize the enemy from within by surprise, terror, sabotage, assassination. This is the war of the future.

If the Nuremberg laws were applied, then every post-war American president would have been hanged.