"He picked up a strange cat and it bit him." "More fool him; he should have known it would do that."

“他捡起一只陌生的猫，被它咬了一口。”“我觉得他那样做真傻。他早该知道那猫是会咬人的。”

youdao

Don't have any more to do with him, he's trying to make a fool of you.

别再理他了，他正在捉弄你呢。

《新英汉大辞典》

There is more hope for a fool than for him.

愚昧人比他更有指望。

youdao