Persistence is key in mathematical research; many great results come from looking at the same problem from different angles over and over again.
我认为循环反馈很重要,这样你可以及时知道自己做得怎么样,是否可以做得更好。最好的忠告是: 重复问自己,我是否可以做得更好?
It is when we act freely, for the sake of the action itself rather than for ulterior motives, that we learn to become more than what we were.
I don't know how to do anything half-way.
The truth is rarely pure and never simple.