"Let's go back to the beginning. When you asked 'How do you know the happiness of fish?' you already knew that I knew it when you asked the question. I knew it by standing here on the Hao River."

"The sage has no fixed principles; he takes the world as his mirror."

"The unity and my saying it make two. The two and their unity make three. Starting from here, even a clever mathematician couldn't get it, much less an ordinary person! If going from nothing to somethi…"

"The sage is a mirror to heaven and earth, a glass to all things."

"The true man of Tao is like a child: he knows nothing, but he is full of wisdom."