The greatest tool we have is the power of our minds.
我们拥有的最伟大工具是我们心灵的力量。
The world is a book, and those who do not travel read only one page.
改变世界不需要魔法，我们体内已经蕴藏了所有力量。
I don't think that you have any insight whatsoever into your capacity for good until you have some well-developed insight into your capacity for evil.
The path to decarbonization requires collaboration across industries, governments and communities.