All the forces in the world are not so powerful as an idea whose time has come.
Wars come and go, but my soldiers stay eternal
Heaven cannot brook two suns, nor earth two masters.
Those who play with the devil's toys will be brought by degrees to wield his sword.
A war between Europeans is a civil war.
To secure ourselves against defeat lies in our own hands, but theopportunity of defeating the enemy is provided by the enemy himself.
Everything in war is very simple. But the simplest thing is difficult.
To fight and conquer in all your battles is not supreme excellence; supreme excellence consists in breaking the enemy's resistance without fighting.
The supreme art of war is to subdue the enemy without fighting.
The choice is not between violence and nonviolence but between nonviolence and nonexistence.
Hatred is gained as much by good works as by evil.
There are causes worth dying for, but none worth killing for.
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.
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.
If we don't end war, war will end us.
Unless a nation's life faces peril, war is murder.
A conqueror is always a lover of peace.
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.
If you try to cure evil with evil you will add more pain to your fate.
I know not with what weapons World War III will be fought, but World War IV will be fought with sticks and stones.
Know yourself and you will win all battles.