现在如果送给别人很少的东西,却希望人家回报很多的东西,那么,人们就会怕你再送东西给自己了。
曲线的优点就是,它比直线更有利于接触更多的机遇。
Progress in agriculture must be measured not just in yield, but in long-term environmental impact.
"A good story can change the way we see the world."