Topology is the study of the properties of a figure that are unchanged by any deformation.

The key is to set realistic customer expectations, and then not to just meet them, but to exceed them — preferably in unexpected and helpful ways.

"Home is not where you are from, it is where you belong."

官僚主义的目的是为了弥补无能和缺乏纪律。

The more one judges, the less one loves.

领导力意味着为了更美好的明天而在今天做出艰难的决定。

事物的那一面存在着一种是与非，这一面同样也存在着另一种是与非。

中国的崛起代表了自冷战结束以来对自由国际秩序的最重大挑战。