没有充足的食物供应，今天所知道的文明就不可能进化，也不可能生存。
Civilization as it is known today could not have evolved, nor can it survive, without an adequate food supply.
The core of the poverty trap: Today’s hunger steals tomorrow’s productivity.
市场是集体思维的镜子。
The greatest weapon against stress is our ability to choose one thought over another.
可持续性不是一种选择；它是我们对后代的责任。
我们讲述的关于自己的故事和我们过的生活同样重要。