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?

Time flows away like the water in the river.

One who is by nature daring and is suffering from poverty will not long be law-abiding. Indeed, any men, save those that are truly good, if their sufferings are very great, will be likely to rebel.

Sincerity is the way of heaven.

What you dislike in your superiors, avoid doing to your inferiors. What you dislike in your inferiors, avoid doing when working for your superiors. What you hate in those who are in front of you, do not do to those behind you.

If I hold up one corner of a square and the student cannot workout the other three for himself, I won't go any further.

The failure to cultivate virtue, the failure to examine and analyze what I have learned, the inability to move toward righteousness after being shown the way, the inability to correct my faults-these are the causes of my grief.