All the forces in the world are not so powerful as an idea whose time has come.

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

Know your enemy and know yourself and you will always be victorious

There is no instance of a nation benefiting from prolonged warfare

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

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

It is only one who is thoroughly acquainted with the evils of warthat can thoroughly understand the profitable way of carrying it on.

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.

Never was anything great achieved without danger

Great is the guilt of an unnecessary war.

When there's a person, there's a problem. When there's no person, there's no problem

The evils which sapped the nation's strength had all been wrought in the name of religion.

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

A conqueror is always a lover of peace.

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

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

It is very queer that the unhappiness of the world is so often brought on by small men.

There is no safety for honest men except by believing all possible evil of evil men.

All warfare is based on deception.

Those who play with the devil's toys will be brought by degrees to wield his sword.

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