The past history of our globe must be explained by what can be seen to be happening now.
我们地球的过去历史必须通过现在可以看到的现象来解释。
Every tree we plant today is a legacy for tomorrow.
The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge.
质量永远不应该妥协;它定义了我们的声誉。
农业的未来在于科技与传统农耕的结合。