Sometimes, the hardest thing in life is to know which bridge to cross and which to burn.
有时候，生活中最难的事情是知道该跨过哪座桥，该烧掉哪座桥。
The greatest problem for mathematicians now is probably the Riemann Hypothesis.
We are all prisoners of our desires, and the key to our cell is in our own hands.
我不是商人，我就是生意本身。
The limits of the possible can only be defined by going beyond them into the impossible.