To teach mathematics is to inspire the next generation of thinkers and problem solvers.
简单,真诚的人很少用言语表达他的虔诚,他用行为,而不是言语去表达出来,而且这样比起说教或抗议有更大的影响力。
Wise men talk because they have something to say; fools, because they have to say something.
The only limit is the one you set yourself.
明天最棒的事情是,我会比今天更好。
Another thing I think should be avoided is extremely intense ideology because it cabbages up one's mind...when you're young it's easy to drift into royalties and when you announce that you're a loyal member...and you're gradually ruining your mind.