数学中发现的快乐是无与伦比的。
It's not about how hard you hit. It's about how hard you can get hit and keep moving forward.
The greatest happiness of life is the conviction that we are loved; loved for ourselves, or rather, loved in spite of ourselves.
我一直相信,只要你付出努力,结果自然会来。
忙着生,或忙着死,这真有道理。