Everything flows and nothing abides; everything gives way and nothing stays fixed... Cool things become warm, the warm grows cool; the moist dries, the parched becomes moist... It is in changing that things find repose.

People ought to fight to keep their law as to defend the city s walls.

Men who wish to know about the world must learn about it in its particular details.

It is weariness to keep toiling at the same things so that one becomes ruled by them.

Nothing is, everything is becoming.

Wisdom is the oneness of mind that guides and permeated all things.

The unlike is joined together, and from differences results the most beautiful harmony.