The books that we reread the most are the ones that most clearly describe the world we already know.
我们重读最多的书是那些最清楚地描述我们已经知道的世界的书。
In the age of show business， serious public discourse becomes entertainment.
I think it's important to keep challenging yourself and not get too comfortable.
The language of mathematics is universal, transcending cultural and linguistic barriers.
I love to challenge myself and push myself beyond my limits.