Intolerance of others’ views (no matter how ignorant or incoherent they may be) is not simply wrong; in a world where there is no right or wrong, it is worse: it is a sign you are embarrassingly unsophisticated or, possibly, dangerous.

We are all prisoners of our own experiences, and the key to freedom lies in understanding them.

任何白痴都能面对危机；磨损人的是日复一日的生活。

描述自然景色，也暗喻人应顺应自然。

如果不是现在，那是什么时候？如果不是我，那会是谁？

Sustainability is not an option; it's a necessity for the future of our planet.