The only way to learn mathematics is to do mathematics.

我相信艺术可以成为社会变革的有力工具。

Sustainable development is not a slogan, but a social responsibility that enterprises must undertake.

鸟儿愿为一朵云，云儿愿为一只鸟。

The idea comes first, then the form.

Freedom is what you do with what's been done to you.

上帝对人类的唯一要求是一颗平静的心。