天下没有几百年不出现弊端的制度，也没有永远不变的法律

The most important thing is to be honest with yourself and your audience.

You don't have to be ruthless to be successful. Kindness and integrity will take you much further.

The chemical industry must lead the charge in sustainability, or we will all pay the price.

The only way of discovering the limits of the possible is to venture a little way past them into the impossible.