At fifteen my mind was directed to study, and at thirty I knew where to stand.

As in the case of making a mound, if, before the very last basketful, I stop, then I shall have stopped. As in the case of leveling the ground, if, though tipping only one basketful, I am going forward, then I shall be making progress.

Knowledge without practice is useless. Practice without knowledge is dangerous.

The faults of a superior person are like the sun and moon. They have their faults, and everyone sees them; they change and everyone looks up to them.

Keep it simple and focus on what matters. Don't let yourself be overwhelmed.

Who contains himself goes seldom wrong.

He who is harmony with Nature hits the mark without effort and apprehends the truth without thinking.