我们这个时代最大的挑战不是技术进步,而是道德进步。
You don’t have to be great to start, but you have to start to be great.
过度捕捞是从子孙后代那里偷窃——我们必须成为制止它的一代。
Patience and persistence are the keys to unlocking the mysteries of mathematics.
The best way to predict the future is to create it.