If your dreams don't scare you, they are too small.

Don’t take it personally when someone turns you down. Assume they are like you: busy， occupied， distracted. Try again later. It’s amazing how often a second try works.

远水救火是难办到的，再好的亲戚也不如近处的邻居。

我不是为了名声而比赛，我是因为热爱这项运动。

数学的乐趣在于努力理解的过程。