我们生活在一个影子的世界里，我们所谓的现实只是影子的影子。

It was the best of times, it was the worst of times.

如果有人给你提供了一个绝佳的机会，但你不确定自己能否做到，那就答应——然后再学习如何去做！

The human condition is fundamentally about longing and loss.

聪明好学，不以向地位低下的人请教为耻，所以称他为“文”。

In science, the credit goes to the man who convinces the world, not to the man to whom the idea first occurs.