The study of mathematics is like air or gravity—it is everywhere, and you can't see it, but you know it's there.

解释：犯了错误能够改正的人，是百姓中的上等人。

技术是存在的一种方式。

If you can’t, you must. If you must, you can.

Live each day as if it were your last.

The best architecture is born from constraints.

The poet is the weaver of dreams.