have feet of clay

از یک کتاب مقدس سرچشمه می گیرد که در آن پای مجسمه از گل ساخته شده بود که نماد ضعف پنهان است.
در زبان عامیانه به این معنی است که شخصی که به عنوان یک بت یا آدم مشهور و محبوب دیده می شود، دارای نقاط نقص یا آسیب پذیر است.
Despite his reputation for honesty and integrity, the politician was revealed to have feet of clay when evidence of corruption emerged.
The celebrity, known for her glamorous image, was shown to have feet of clay when her scandalous past was exposed.
The CEO, praised for his leadership skills, was found to have feet of clay as his unethical business practices came to light.