do harm to posterity; harm the younger generation; lead young people astray ? 論不“打落水狗”是～的。(魯迅《論“費厄潑賴”應該緩行》) On the Harm Done to Posterity by not Beating Dogs in the Water.
誤人子弟
mislead the younger generation;lead young people astray
誤人子弟wù rén zǐ dì
形容教師不負責任或無才學，使其學生身受損害。harm the younger generation, lead young people astray, mislead and cause harm to the young men