The best investment is one that you can hold onto for a long time.
最好的投资是你可以长期持有的投资。
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
We are all in the gutter, but some of us are looking at the stars.
"We are not seven with you. We are one."
晏子春秋
相对论不仅是一项科学成就，更是一种关于空间和时间的新思维方式。
The wild is a place of lessons. To survive, you have to learn from them.