释义：杜绝不良嗜好，禁止过度欲望，从而摆脱牵累；抑制错误行为，减少邪恶之事，从而消除过错；减少饮酒，远离美色，从而保持自身清白。这是对修身养性、克制欲望的教导。
"语言是唯一的家园。"
The test of our progress is not whether we add more to the abundance of those who have much; it is whether we provide enough for those who have too little.
当我们无力改变处境时，我们就被挑战去改变自己。
A good mathematician is one who can see analogies between theorems; a great mathematician is one who can see analogies between analogies.