Sustainability in chemical manufacturing isn't an option—it's our responsibility to the next generation.

Greatness is a lot of small things done well, day after day.

You can't please everyone, so don't try.

There's a real correlation between a society that tells people that they can do anything, and the existence of low self-esteem. So that's another way in which something quite positive can have a nasty kickback. There is another reason why we might be feeling more anxious --about our careers, about our status in the world today, than ever before. And it's, again, linked to something nice. And that nice thing is called meritocracy.

要养活世界，我们必须先学会倾听土地的声音。

一个人需要相当的知识才能意识到自己的无知程度。