我的话在她心中：冰冷的抛光石头沉入沼泽。

The typewriting machine, when played with expression, is not more annoying than the piano when played by a sister or near relations.

以柳丝榆荚的从容反衬桃李的飘零，暗喻超然物外的态度

"A mathematician is a device for turning coffee into theorems."

有时候你最害怕做的事情恰恰是能让你获得自由的事情。