We must dare to dream, dare to practice, dare to fail, and dare to succeed.
The only way to learn mathematics is to do mathematics.
世界上有许多既美好又出类拔萃的事物,可是他们却各不相依。
我们都是破碎的,光就是这样照进来的。
科学的力量在于它的普遍性和无私性,它超越了国界和文化的限制。