"War itself, provided it is conducted with order and respect for the rights of the enemy, has something sublime about it."

"Experience without theory is blind, but theory without experience is mere intellectual play."

"Act in such a way that you treat humanity, whether in your own person or in the person of any other, never simply as a means, but always at the same time as an end."

"The greatest human perfection is to perform one's duty."

"The law of nations shall be founded on a federation of free states."