The man who asks a question is a fool for a minute, the man who does not ask is a fool for life.

I'd rather die for speaking out, than to live and be silent.

If one learns from others, but does not think, one will be bewildered. If, on the other hand, one thinks but does not learn from others, one will be in peril.

Worry not that no one knows you; seek to be worth knowing.

When you see a good man, think of emulating him; when you see a bad man, examine your own heart.

If proper in their own conduct, what difficulty would they have in governing? But if not able to be proper in their own conduct, how can they demand such conduct from others?

If I am virtuous and worthy, for whom should I not maintain a proper concern?