We must design products with their end-of-life in mind from the very beginning.

我疯了，我疯了。这就是我大脑的工作方式。我不正常。我的想法不一样。我的大脑一直在运转。

可持续性不是一种趋势，而是乳制品农业的未来。

The goal of the future is full unemployment, so we can play. That's why we have to destroy the present politico-economic system.

Mathematics is not a careful march down a well-cleared highway, but a journey into a strange wilderness, where the explorers often get lost.

语出汉·桓宽《盐铁论·刺议》。能够与下面人商量计策的领导，是不会失策的；能发挥大家作用的人，是不会不成功的。