切勿用权力去压制你认为不利的意见，因为如果你发表意见时也会遭到压制。

我们必须倾听土地的声音 - 只要我们愿意听，它会告诉我们它的需求。

We are at a unique stage in our history. Never before have we had such an awareness of what we are doing to the planet, and never before have we had the power to do something about it.

Time is your friend; impulse is your enemy.

成功是日复一日重复小努力的总和。