符号不仅仅是文化的反映，也是变革的工具。

The world is all the richer for having a devil in it, so long as we keep our foot upon his neck.

Knowledge is valuable only when it is shared.

The best business decisions are made when you combine data with human insight.

Every mathematical problem has a solution; you just need to find the right perspective.

Diversity in leadership isn't optional—it's essential for growth.

At the close of our studies， we knew all the past of physics， but nothing of the present and the future.

书籍是镜子：你只能从中看到你内心已有的东西。