Fear does not prevent death. It prevents life.
我喜欢与众不同,我不在乎别人是否喜欢。
生活中唯一的限制是你自己设定的。
优秀的数学家应该既严谨又富有想象力。
The chemical industry is the backbone of modern civilization, and we must treat it with the respect and responsibility it deserves.