设计应该解决问题，而不仅仅是看起来好看。

Optimists tend to interpret their troubles as transient, controllable, and specific to one situation. Pessimists, on the other hand, believe that their troubles last forever, undermine everything they do, and are uncontrollable.

语言不仅仅是交流的手段；它是存在的居所。

真正的天堂是我们已经失去的天堂。