The problem isn't that Johnny can't read. The problem isn't even that Johnny can't think. The problem is that Johnny doesn't know what thinking is; he confuses it with feeling.
农业成功的真正衡量标准不仅仅是产量，还有我们土壤和社区的健康。
检验一个假设的唯一方法是寻找所有反对该假设的信息。