The usefulness of a pot comes from its emptiness.
When the worst student hears about the Way, he laughs out loud. If he did not laugh, it would be unworthy of being the Way.
The progress of the Way seems retreating.
Use justice to rule a country. Use surprise to wage war. Use non-action to govern the world.
When armies are mobilized and issues joined, the man who is sorry over the fact will always win.
Strong winds do not last all morning, hard rains do not last all day.