The true measure of success is leaving the land better than we found it.
我不是一个喜欢标准的人。
The goal of mathematics is to understand the structures that underlie the phenomena we observe.
Success is not accidental, it is the result of effort, persistence, learning, and sacrifice.
This is the best time ever to make something. None of the greatest， coolest creations 20 years from now have been invented yet. You are not late.