What Heaven has conferred is called The Nature; an accordance with this nature is called The Path of duty; the regulation of this path is called Instruction. The path may not be left for an instant. If it could be left, it would not be the path.
There are those men who say to repay evil with kindness. But I say, how then are we to repay kindness? Repay kindness with kindness, but repay evil with justice.
The gentleman has nine cares. In seeing he is careful to see clearly; in hearing he is careful to hear distinctly; in his looks he is careful to be kind, in his manner to be respectful, in his words to be sincere, in his work to be diligent. When in doubt he is careful to ask for information; when angry he has a care for the consequences; and when he sees a chance for gain, he thinks carefully whether the pursuits of it would be right.
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.