薄：挑剔，贬低。訾：贬斥。贬低我商品的人，是想和我做生意；贬斥我品行的人，是想和我交朋友。

The concept of progress is inseparable from the concept of catastrophe.

Sport is part of every man and woman's heritage and its absence can never be compensated for.

数学的本质在于它的自由。

The way to right wrongs is to turn the light of truth upon them.

世界是一本书，不旅行的人只读了一页。