Nothing in the world is more dangerous than sincere ignorance and conscientious stupidity.

Never think that war, no matter how necessary, nor how justified, is not a crime.

Always forgive your enemies; nothing annoys them so much.

When anger rises, think of the consequences.

A person may cause evil to others not only by his actions but by his inaction, and in either case he is justly accountable to them for the injury.

There is nothing worse than aggressive stupidity.

If we don't end war, war will end us.

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

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

Civil war? What does that mean? Is there any foreign war? Isn't every war fought between men, between brothers?

It may be necessary to use methods other than constitutional ones.

All the war-propaganda, all the screaming and lies and hatred, comes invariably from people who are not fighting.

Everyone’s worried about stopping terrorism. Well, there’s really an easy way: Stop participating in it.

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.

Victorious warriors win first and then go to war, while defeated warriors go to war first and then seek to win

The only thing necessary for the triumph of evil is for good men to do nothing.

It is only the dead who have seen the end of war

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

The earth provides enough to satisfy every man's needs, but not every man's greed

Never forget that everything Hitler did in Germany was legal.

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