Excessive (population) growth may reduce output per worker, repress levels of living for the masses and engender strife

A man may not transgress the bounds of major morals, but may make errors in minor morals.

Listen much, keep silent when in doubt, and always take heed of the tongue; thou wilt make few mistakes. See much, beware of pitfalls, and always give heed to thy walk; thou wilt have little to rue. If thy words are seldom wrong, thy deeds leave little to rue, pay will follow.

Teachers open the door ... you enter by yourself.

Tzu Chang asked Confucius about jen. Confucius said, "If you can practice these five things with all the people, you can be called jen." Tzu Chang asked what they were. Confucius said, "Courtesy, generosity, honesty, persistence, and kindness. If you are courteous, you will not be disrespected; if you are generous, you will gain everything. If you are honest, people will rely on you. If you are persistent you will get results. If you are kind, you can employ people.

The superior man governs men, according to their nature, with what is proper to them, and as soon as they change what is wrong, he stops.

The Master said, "A true teacher is one who, keeping the past alive, is also able to understand the present."