There are causes worth dying for, but none worth killing for.

Ideas are far more powerful than guns. We don't let our people have guns. Why should we let them have ideas?

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

When men take up arms to set other men free, there is something sacred and holy in the warfare.

The choice is not between violence and nonviolence but between nonviolence and nonexistence.

The supreme art of war is to subdue the enemy without fighting.

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

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

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

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

To fight and conquer in all your battles is not supreme excellence; supreme excellence consists in breaking the enemy's resistance without fighting.

The safest road to Hell is the gradual one - the gentle slope, soft underfoot, without sudden turnings, without milestones, without signposts.

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

Know yourself and you will win all battles.

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

I don't like war. I particularly don't like the celebration of war, which I think the administration is a little bit guilty of.

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

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

Listen up - there's no war that will end all wars

There is nothing worse than aggressive stupidity.

Brutality to an animal is cruelty to mankind - it is only the difference in the victim.