If You Chase Two Rabbits, You Catch

To Take What You Know For What You Know, And What You Do Not Know For What You Do Not Know, That Is Knowledge Indeed.

Real Knowledge Is To Know The Extent Of One's Ignorance.

Isn't It A Pleasure To Study And Practice What You Have Learned?

The Gentleman Desires To Be Halting In Speech But Quick In Action.

A Gentleman Considers What Is Right; The Vulgar Consider What Will Pay.