All things are already complete in oneself.

Future generation is the most important thing.

At 15 I set my heart on learning; At 30 I firmly took my stand; At 40 I had no delusions; At 50 I knew the Mandate of Heaven; At 60 my ear was attuned; At 70 I followed my heart's desire without overstepping the boundaries of right.

That a man lives is because he is straight. That a man who dupes others survives is because he has been fortunate enough to be spared.

A good man does not worry about not being known by others, but rather is concerned about not knowing them.

Not to alter one's faults is to be faulty indeed.

I saw some piglets suckling their dead mother. After a short while they shuddered and went away. They had sensed that she could no longer see them and that she wasn't like them any more. What they loved in their mother wasn't her body, but whatever it was that made her body live.