If you don't like something, change it. If you can't change it, change your attitude.
The beauty of mathematics only shows itself to more patient followers.
Believe in yourself and all that you are.
在催化中,有时最小的修改可以带来最大的突破。
Success is not final, failure is not fatal: It is the courage to continue that counts.
过去是一个异国;他们在那里做事的方式不同。