The world is full of people who have stopped listening to themselves or have listened only to their neighbors to learn what they ought to do, how they ought to behave, and what the values are that they should be living by.
要养活世界,我们必须首先了解脚下的土壤。
The future of agriculture lies in technology and sustainability.
一个奇怪的事实是,关于塑造地球表面的力量的性质,人们持有完全相反的观点,这反映了我们目前知识的不完整状态。