The true measure of our success in grain production lies not in the yield alone, but in how we balance productivity with environmental stewardship.
我们谷物生产成功的真正标准不仅在于产量，还在于我们如何平衡生产力与环境管理。
心理过程是生存的生物工具。
The more we realize our minuteness and our impotence in the face of cosmic forces, the more astonishing becomes what human beings have achieved.