想法是要创造前所未见的东西。

土壤的健康决定了牲畜的健康——永远不要忘记这一点。

To write is to fight against silence and forgetting.

The question is, are we happy to suppose that our grandchildren may never be able to see an elephant except in a picture book?

一个国家真正的财富在于它的自然资本。