Men and women differ in their reproductive strategies because they have faced different adaptive problems throughout evolutionary history.
如果不能满足真正农民的需求,最先进的技术也毫无价值。
你知道的越多,就越意识到自己不知道的越多。
The biggest risk is not taking any risk. In a world that's changing quickly, the only strategy that is guaranteed to fail is not taking risks.