Every problem in mathematics has a solution; you just have to find the right path.
科学是关于提出正确的问题并坚持不懈地寻找答案。
Every failure in an experiment is a step closer to success.
The saddest thing about love is that not only that it cannot last forever, but that heartbreak is soon forgotten.
The weak grow strong by effrontery, the strong by yielding.
People change and forget to tell each other.
I'm the same person I always was. I haven't changed just because I won the Ballon d'Or.