唯一重要的是你做了什么,而不是你想什么、说什么或感觉什么。
The only thing that matters is what you do, not what you think or say or feel.
Persistence in the face of failure is what separates successful scientists from the rest.
The past is always tense, the future perfect.
你付出的能量就是你得到的能量。
The study of mathematics is a journey without an end.