We have a responsibility to future generations to leave the planet in better shape than we found it.

Change is good. Change is progress. Without change, nothing would ever improve.

I’m a great believer in solving hard problems by using a checklist. You need to get all the likely and unlikely answers before you; otherwise it’s easy to miss something important.

All oppression creates a state of war.

艺术洗去灵魂中日常生活的尘埃。

We don't have to try so hard.