"Laziness and cowardice are the reasons why so great a portion of mankind, after nature has long since discharged them from external direction, nevertheless remains under lifelong tutelage."

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

"Autonomy of the will is the supreme principle of morality."

"A good will is not good because of what it effects or accomplishes—because of its fitness for attaining some proposed end: it is good only by virtue of the volition—that is, it is good in itself."

"All political theories, if they are to be consistent, must proceed from the principle that man is a free and rational being."