我们知识的边界就是我们想象力的前沿。
The boundaries of our knowledge are the frontiers of our imagination.
In the end, we will remember not the words of our enemies, but the silence of our friends.
最危险的事情是什么都不做。
人们常说,在你死之前,你的一生会在眼前闪过。事实上确实如此。这就叫生活。
The greatest discoveries often come from asking the simplest questions.