"Dreams come true; without that possibility, nature would not incite us to have them."

可持续性不是一种选择，而是我们对下一代的责任。

You have to believe in yourself when no one else does.

Leave a gate behind you the way you first found it.

The beginning is the most important part of the work.

如果不衡量影响，我们只是在猜测可持续性。