The journey of solving a mathematical problem is as important as the solution itself, for it teaches us patience, persistence, and the joy of discovery.
过去是一面镜子,我们在其中看到自己的倒影。
I had ambition not only to go farther than any man had been before, but as far as it was possible for a man to go.
The most important thing is to enjoy your life - to be happy - it's all that matters.