阅读是不动的旅行，写作是让他人旅行。
To read is to travel without moving; to write is to make others travel.
In mathematics, the art of proposing a question must be held of higher value than solving it.
生命太短暂，不要把时间浪费在无关紧要的事情上。
毕竟，只有在退潮的时候，才能发现谁在裸泳。