为了阻止霍乱的再次发生，约翰雪建议所有的供水源头都应该被检查， 卖水公司被命令不许再把人们暴露在污染的水之下， 最终，”霍乱王”被击败了。

To prevent this from happening again, JohnSnow suggested that the source of all the water supplies be examined. The water companies were instructed not expose people to polluted water any more.

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另一个姨妈告诉他，死后不许埋在他们家族墓地中他母亲的棺边，因为他们的尸体会污染泥土中的水。

Another aunt told him that after his death while buried in their family cemetery in the coffin of his mother's side, because their bodies will pollute the water in the soil.

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