Who can predict the misery that may befall humankind?

够预测可临到人类头的灾难呢？

If we had been careful such a calamity would not have befallen us.

假如我们谨慎的话, 这种灾难不会临到我们的头。

I know not wherefore it befell.

我不知道为什么变成这个样子。

Evil befell him.

灾祸落到他身。