Darkness within darkness. The gateway to all understanding.

Greed for enlightenment and immortality is no different than greed for material wealth. It is self-centered and dualistic, and thus an obstacle to true attainment. Therefore these states are never achieved by those who covet them; rather, they are the reward of the virtuous.

Because of a great love, one is courageous.

The career of a sage is of two kinds: He is either honored by all in the world, Like a flower waving its head, Or else he disappears into the silent forest.

A good calculator does not need artificial aids.

Lessen selfishness and restrain desires.

If princes and kings could follow it (Tao), all things would by themselves abide, Heaven and Earth would unite and sweet dew would fall. People would by themselves find harmony, without being commanded.