The only real mistake is the one from which we learn nothing.
The joy of mathematics comes from the struggle to understand.
Science is an adventure into the unknown, every discovery is a reverence for nature.
如果现在湖人是泰坦尼克，我会和他一起沉下去。
Though the water running in the fountain be every one's, yet who can doubt, but that in the pitcher is his only who drew it out?