That which offers no resistance can enter where there is no space.
Stretch the bow to the very full, and you will wish you had stopped in time.
Heaven and earth are ruthless, and treat the various creatures as straw dogs; the sage is ruthless, and treats others as straw dogs.
Abandon wisdom, discard knowledge, and people will benefit a hundredfold.
How do I know about the world? By what is within me.
Can you gather your vital breath and yet be tender like a newborn baby?