You should keep on learning as long as there is something you do not know.
The foremost art of Kings is the power to endure hatred.
You have to persevere and fortify your pertinacity until the will to good becomes a disposition to good.
I require myself not to be equal to the best, but to be better then the bad.
A hated government does not long survive.
The place one's in, though, doesn't make any contribution to peace of mind: it's the spirit that makes everything agreeable to oneself.