理解绘画的唯一方式是观看它。
The only way to understand painting is to look at it.
Happiness is not something ready-made. It comes from your own actions.
Every experiment, even the ones that fail, teaches you something valuable.
释义:他视空气为宇宙间一切事物相互联系的媒介和纽带。
在化学工业中,安全不是一个部门,而是一种文化。