森林不仅仅是碳汇，它们是生命之源。

——1963年6月25日在西德市政厅柏林墙前的演说

The right of nature... is the liberty each man hath, to use his own power, as he will himself, for the preservation of his own nature; that is to say, of his own life.

"The best way to innovate is to think differently."

当你停止相信的那一刻，你就已经失败了。