保持开放心态的麻烦在于，人们总会坚持过来试图往里面塞东西。

世界需要负担得起、可靠且更清洁的能源。

在森林保护工作中，必须倾听土著社区的声音。

The things we admire in men, kindness and generosity, openness, honesty, understanding and feeling, are the concomitants of failure in our system. And those traits we detest, sharpness, greed, acquisitiveness, meanness, egotism and self-interest, are the traits of success.

我们都在阴沟里，但仍有人仰望星空。