The only real failure in life is not to be true to the best one knows.
生活中唯一真正的失败是不忠于自己所知道的最好的东西。
Persistence is key in mathematical research; many great results come from long struggles.
我尽量不过于兴奋或过于低落。关键在于找到平衡。
最好的艺术作品是提出问题而不是提供答案。