Knowing others is to be clever. Knowing yourself is to be enlightened. Overcoming others requires force. Overcoming yourself requires strength.
He who loves does not dispute: He who disputes does not love.
The usefulness of a pot comes from its emptiness.
Use justice to rule a country. Use surprise to wage war. Use non-action to govern the world.
Warriors say: I dare not be like the host, but would rather be like the guest. I dare not advance an inch, but would rather retreat a foot.
Those who have knowledge, don't predict. Those who predict, don't have knowledge.