“Somehow I had learned from Thoreau, who doubtless learned it from Confucius, that if a man comes to do his own good for you, then must you flee that man and save yourself”
“Do not place the words of ANYONE above the feelings of your own being. You can learn much from others, but the deepest knowledge must come from within yourself.”
“Only a fool learns from his own mistakes. The wise man learns from the mistakes of others.”
“Any man who tries to be good all the time is bound to come to ruin among the great number who are not good. Hence a prince who wants to keep his authority must learn how not to be good, and use that knowledge, or refrain from using it, as necessity requires.”
“I must try to remember that a boy's heart is not a man's, and perhaps a teacher must learn from his pupil, too, eh?”
“Deep down, even the oldest man in the world refuse to learn from his own mistakes, I thought”