How do you say §525彼女は意図的にTomを傷つけるつもりはなかった。彼に良きアドバイスをし、彼の行いを正そうとしたのだ。しかし、このような場合によくあることだが、彼女が良かれと思ってしたことは予期せぬ結果を招いた。 in English?

She was not supposed to hurt Tom's feeling purposely. What she was trying to do was to right his wrongdoings, giving him useful advice; but, as it often happens in such a case, her good intentions brought about an unexpected result.