爱惜精神，留他日担当宇宙；蹉跎岁月，问何时报答君亲。
爱惜精神以备日后担当大任，虚度时光何以报父母之恩？
Our frustration is greater when we have much and want more than when we have nothing and want some. We are less dissatisfied when we lack many things than when we seem to lack but one thing.
We don’t try to predict the future. We try to buy things that are cheap.
数学中最深刻的见解往往来自最抽象的理论。
我们要打造具有国际竞争力的品牌。