最大的风险是世界在变化时我们停滞不前。
我已经不再年轻，不再知道一切。
To feed the world, we must first respect the natural cycles that make farming possible.
One of the best rules anybody can learn about investing is to do nothing, absolutely nothing, unless there is something to do... I just wait until there is money lying in the corner, and all I have to do is go over there and pick it up.