As soon as rules were made, names were given. There are already many names. One must know when it is enough.

The reason why the universe is eternal is that it does not live for itself; it gives life to others as it transforms.

Obscure, like muddy waters.

Thus it is that "Some things are increased by being diminished, others are diminished by being increased." What others have taught, I also teach; verily, I will make it the root of my teaching.

Meet the difficult while it is easy.

Thus an army without flexibility never wins a battle. A tree that is unbending is easily broken.

I have three treasures which I hold and keep. The first is mercy; the second is economy. The third is daring not to be ahead of others. From mercy comes courage; from economy comes generosity; From humility comes leadership.