The interplay between topology and symmetry in materials can lead to unexpected and exciting physical phenomena.

The only thing worse than a liar is a liar that’s also a hypocrite.

艺术规则并非武断；它们建立在理性和事物的本质之上。

【释义】：礼节重在相互回应。送出礼遇而对方不回应，这是不合礼数的；接受了别人的礼遇却不回报，同样也是不符合礼的要求。