You fool me once, we can't get fooled again.

你愚弄我一次，就休想愚弄我们第二次。

youdao

As I see it, 'fool me once' is the best attitude.

在我看来，‘吃一堑，长一智’这个看法是最好的。

youdao

Fool me once, shame on you. Fool me twice, shame on me.

受骗一次，他人可耻，受骗两次，自己该死。

youdao

Fool me once, shame on you. Fool me twice, shame on me.

受骗一次，他人可耻，受骗两次，自己该死。

youdao