成为英雄的最大障碍是怀疑自己是否会证明自己是个傻瓜；真正的英雄主义是抵抗这种怀疑；最深刻的智慧是知道何时应该抵抗，何时应该服从。
The greatest obstacle to being heroic is the doubt whether one may not be going to prove one's self a fool; the truest heroism is to resist the doubt; and the profoundest wisdom, to know when it ought to be resisted, and when it be obeyed.
孔子说：“年轻人应该孝顺父母，尊敬师长，认真诚信，广施爱心，亲近仁人志士。能轻松做到这些，才可以从事理论研究。”
我不害怕跌倒，因为我知道我会重新站起来。
你可能觉得谷歌很好用，但我仍觉得它烂透了。
We don't inherit the earth from our ancestors; we borrow it from our children. This principle guides every step we take.
数学的乐趣在于努力理解的过程。
The wise man knows how to possess, not only how to get.