In mathematics, the art of proposing a question must be held of higher value than solving it.
我认为生活中最重要的事情就是让自己快乐,也让别人快乐。
The only thing that can make you happy is your own heart.
The most exciting phrase to hear in science, the one that heralds new discoveries, is not 'Eureka!' but 'That's funny...'