生活是世界上最罕见的事情,大多数人只是存在,仅此而已。
The pursuit of mathematical truth is a never-ending adventure.
海洋不仅仅是一种资源;保护和维持它以供子孙后代使用是我们的责任。
Duty is the most sublime word in our language. Do your duty in all things. You cannot do more. You should never wish to do less.