Human nature is such that people are born with a love of profit If they follow these inclinations, they will struggle and snatch from each other, and inclinations to defer or yield will die.

Human nature is what Heaven supplies.

Since the nature of people is bad, to become corrected they must be taught by teachers and to be orderly they must acquire ritual and moral principles.

You look upon the seasons with expectation and await them: wy not seize the seasonal opportunities and exploit them?

If what the heart approves conforms to proper patterns, then even if one's desires are many, what harm would they be to good order?

Human nature refers to what is in people but which they cannot study or work at achieving.

The petty man is eager to make boasts, yet desires that others should believe in him. He enthusiastically engages in deception, yet wants others to have affection for him. He conducts himself like an animal, yet wants others to think well of him.