If you do not join the polluted, then you are pure; if you reject society in search of purity, that is not purity but fanaticism.

Even a wild horse can be tamed; even metal that is difficult to work eventually goes into a mold. If you take it easy and do not stir yourself, you will never make any progress. It has been said, "It is no disgrace to have many afflictions: I would worry if there never were any afflictions."

The sickness of indulging desires can be treated, but the sickness of clinging to abstract principles is hard to treat. Obstacles presented by events and objects can be removed, but obstacles presented by social principles are hard to remove.

The powerful and prominent soar like dragons, the heroic and valiant fight like tigers: but if you look upon them with cool eyes, they are like ants gathering on rancid meet, like flies swarming on blood. Judgments of right and wrong bristle like porcupine quills: but if you meet them with cool feelings, that is like a forge melting metal, like hot water dissolving snow.

Think about food on a full stomach and you find you don't care about taste. Think of lust after making love, and you find you don't care about sex. Therefore, if people always reflect on the regret they will feel afterward to forestall folly at the moment, they will be stable and will not err in action.

At dusk the sunset is beautifully bright; at year's end the tangerines are even more fragrant. Therefore, at the end of their road, in their later years, enlightened people should be a hundred times more vital in spirit.

Generosity should begin lightly and deepen later, fro when it is first rich and then lessens, people forget the kindness. Authority should begin strictly and loosen up later, for if it is loose first and then strict, people will resent the severity.