可持续性不是一种选择;它是负责任农业的唯一前进道路。
I pay no attention whatever to anybody’s praise or blame. I simply follow my own feelings.
历史是对于未来最好的老师。历史书中的答案价值万金。
预测未来的最好方法就是创造未来。
Propaganda is to a democracy what the bludgeon is to a totalitarian state.