He who sling mud, lose ground.

Rate the task above the prize; will not the mind be raised? Fight thine own faults, not the faults of others; will not evil be mended?

The higher type of man clings to virtue, the lower type of man clings to material comfort. The higher type of man cherishes justice, the lower type of man cherishes the hope of favors to be received.

The Essence of Knowledge is, having it, to use it.

The Master said, I set my heart on the Way, base myself on virtue, lean upon benevolence for support and take my recreation in the arts.

Ability will never catch up with the demand for it.

Not too isolated, not too many relationships, the middle, that's wisdom.