The best way to learn is to teach.

化学的故事是人类探索理解世界的故事。

The role of business is to produce products and services that make people's lives better—while using fewer resources—and to act lawfully and with integrity.

真正的艺术家宁愿让妻子挨饿、孩子赤脚、七十岁的老母为生计操劳，也不愿做艺术以外的工作。

小狗怀疑大宇宙阴谋篡夺它的位置。

我不写日记，我记录生活。