And as soon as you've got that idea, you should immediately wonder: what happens if we widen the differences, or compress them, make the income differences bigger or smaller?
一旦你有了那种想法， 你就应该马上想到： 如果差距扩大会发生什么？ 要是缩小差距呢？ 扩大或是减小收入差距会怎么样呢？