When virtue is lost, benevolence appears, when benevolence is lost right conduct appears, when right conduct is lost, expedience appears. Expediency is the mere shadow of right and truth; it is the beginning of disorder.

Because every portion of the body, mind, and spirit yearns for the integration of yin and yang, angelic intercourse is led by the spirit rather than the sexual organs. . . . Where ordinary intercourse unites sex organs with sex organs, angelic cultivation unites spirit with spirit, mind with mind, and every cell of one body with every cell of the other body.

Do nothing, and leave nothing undone. ["Doing nothing" is what happens when the doer disappears, it isn't something that one does or chooses not to do.]

The sage acts by doing nothing.

Creating without claiming, Doing without taking credit, Guiding without interfering, This is Primal Virtue.

The skillful traveller leaves no traces of his wheels.

If Heaven and Earth are unable to persist, how could man?