Every problem in mathematics is a puzzle waiting to be solved, and the joy is in the solving.
数学中的每个问题都是一个等待解决的谜题，而乐趣就在于解决的过程。
Shit happens!
完成项目更快的最好方法是尽早开始。
When you can't go back, you have to worry only about the best way of moving forward.
始终跟随趋势交易。