农民是最早的环保主义者,我们只需要给他们合适的工具。
"The most important thing in science is not so much to obtain new facts as to discover new ways of thinking about them."
释义:有了过错却不知道的人是被蒙蔽,迷失了方向还不返回的人是迷惑。这是对自知之明与迷途知返重要性的阐述。