浪漫的本质就是不确定性。
The very essence of romance is uncertainty.
历史学家行走在事实与想象的钢丝上。
You don't have to be great to start, but you have to start to be great.
你可以锁上你的图书馆;但对我的思想自由,你无法设置任何门闩、锁或插销。