对你谈论牺牲的人，谈论的是奴隶和主人。而且他打算成为主人。
我们必须平衡当今对可负担能源的需求与建设可持续能源未来的必要性。
你知道的——当一个人情绪低落的时候，他会格外喜欢看日落。
可持续的做法不仅对地球有益；从长远来看，它们对业务也有好处。
Marine conservation isn't about restricting fishermen—it's about ensuring they can keep fishing for generations.
The most effective way to promote democracy is not through military intervention but through the slow and steady process of building institutions and promoting economic development.
"You have to be able to confront reality but also inspire hope."