Friendship with the upright, with the truthful and with the well informed is beneficial. Friendship with those who flatter, with those who are meek and who compromise with principles, and with those who talk cleverly is harmful.

To know everything is to know nothing, but to know nothing is to know everything.

Knowing something is not as good as liking it. Liking something is not as good as rejoicing in it.

Hold faithfulness and sincerity as first principles.

In ancient times, those who wished to illuminate the world with virtue first brought order to their nations. Wishing to order well their nations, they first harmonized their families. Wishing to harmonize their families, they first cultivated themselves. Wishing to cultivate themselves, they first rectified their minds. Those who wished to rectify their minds first made their intentions sincere.

A good man regards the root; he fixes the root, and ail else flows out of it. The root is filial piety; the fruit brotherly love.

The most beautiful sight in the world is a little child going confidently down the road of life after you have shown him the way.