human hearts are evil ❍ 后来他对于我那“~”说的怀疑减少了,有时也叹息道:“真会这样的么?……”但是,他仍然相信人们是好的。(鲁迅《南腔北调集·为了忘却的记念》56) After that he was less sceptical of my contention that “human hearts are evil”,though sometimes he would still sigh: “Are such things really possible?” None the less he went on believing that men were good.
人心惟危rén xīn wéi wēi
形容人心险恶,不可揣测。Human hearts are evil. Human hearts are unfathomable.