He who requires much from himself and little from others, will keep himself from being the object of resentment.

Therefore the superior man is watchful over himself, when he is alone.

Even four harnessed horses cannot bring imprudent words back into the mouth.

A man should practice what he preaches, but a man should also preach what he practices.

I will not be concerned at other men's not knowing me;I will be concerned at my own want of ability.

Our greatest glory is not in never falling, but in rising every time we fall.

Let our reason, and not our senses, be the rule of our conduct; for reason will teach us to think wisely, to speak prudently, and to behave worthily.