By exhaustively examining one's own mind,one may understand his nature.One who understands his own nature understands Heaven.

There is the work of great men and there is the work of little men. Therefore it is said, 'Some labor with their minds and some labor with their strength. Those who labor with their minds govern others; those who labor with their strength are governed by others.'1 Those who are governed by others support them; those who govern them are supported by them. This is a universal principle.

Human nature is disposed to do good.

Kindly words do not enter so deeply into men as a reputation for kindness.

To act without clear understanding, to form habits without investigation, to follow a path all one's life without knowing where it really leads; such is the behavior of the multitude.

Those who follow the part of themselves which is great are great men; those who follow the part which is little are little men.

Water indeed will flow indifferently to the east or west, but will it flow indifferently up or down? The tendency of our nature to good is like the tendency of water to flow downwards. There are none but have this tendency to good, just as all water flows downward.