我只是努力在每种情况下保持冷静和镇定。
The only limit to our realization of tomorrow is our doubts of today.
"To travel is to discover that everyone is wrong about other countries."
数学家最好的工作往往来自于在别人看不到联系的地方发现联系。
Though love seems the fastest of all growths, it is really the slowest. No man or woman knows what perfect love is, until they have been married a quarter of a century.