Later, people began to farm the grassland, perhaps feeling that they ought to reap such fertile land, finally bringing calamity on themselves.

• 后来，大概人们觉得在这样广袤富饶的土地上不耕种庄稼，实在不合算吧，于是人们开始翻耕起草原。 由此，人们为自己种下了祸根。