The world is full of obvious things which nobody by any chance ever observes.

过去是一个跟随我们的影子，总是存在，总是影响。

Sustainability isn't an option; it's the only path forward for responsible agriculture.

We are survival machines—robot vehicles blindly programmed to preserve the selfish molecules known as genes.

蔑视是一种能让许多困难消失的魔杖。

出自汉·桓宽《盐铁论·地广》。释义：要发财致富就不能太过仁慈，如果太过仁慈也就不能发财致富。