过去是学习的重要来源，但也是错误的重要来源。

I have always believed that the way to make money is to buy when everyone else is selling and to sell when everyone else is buying.

因此，得到了士的辅佐，君主谋划国事就不困难，身体就不劳累，功成名就，美善彰显二丑恶杜绝，这是得到了贤士的缘故啊！