独处的能力就是爱的能力。这看起来矛盾，但事实并非如此。

Sustainability is no longer an option; it's a necessity for survival.

The function of education is to teach one to think intensively and to think critically.

I'm not a role model. I'm a father, a husband, a son, a friend. I'm trying to be the best I can be in those roles.

处理一个不自由的世界唯一的方法就是变得如此绝对自由，以至于你的存在本身就是一种反叛。