确实无法让本身向上移动，可是穷人生孩子也无法让穷人向上移动，那为啥都要嚎叫穷人也有权利生孩子呢？
It is true that there can be no upward movement of the poor themselves, but there can be no upward movement of the poor, so why should the poor cry that they have the right to have children?