不经历风雨,怎么见彩虹,没有人能随随便便成功。
The only limits we have are the ones we set for ourselves.
In the end, we will remember not the words of our enemies, but the silence of our friends.
心理学家必须是一个细致的观察者。
The most exciting phrase to hear in science, the one that heralds new discoveries, is not 'Eureka!' but 'That's funny...'