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.

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

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

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

All warfare is based on deception.

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

Do not let us speak of darker days; let us speak rather of sterner days. These are not dark days: these are great days - the greatest days our country has ever lived.

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

War is over ... If you want it.

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

A war between Europeans is a civil war.

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

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

If you try to cure evil with evil you will add more pain to your fate.

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

Unless a nation's life faces peril, war is murder.

You can not lead a battle if you think you look silly on a horse.

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

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

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

It is forbidden to kill; therefore all murderers are punished unless they kill in large numbers and to the sound of trumpets.