The harder you work for something, the greater you’ll feel when you achieve it.
你为某件事付出的努力越多，实现时的成就感就越大。
Time is a great teacher, but unfortunately it kills all its pupils.
We teach a subject not to produce little living libraries on that subject, but rather to get a student to think mathematically for himself.
Wrong does not cease to be wrong because the majority share in it.
我总是尽量保持谦逊，尊重每个人。
商场如战场，防人之心不可无。
The greatest poems are those that speak to the heart.
