Many decades ago, when my father was first out of college, he worked as a juvenile case worker. He took some kid to one of our prisons and was talking with a prison staff member afterwards and asked him, "What's the common denominator with the guys in here," and the staff member's response was, "Oh, that's easy: they're stupid." Not universally true, but generally true.
Link: https://www.live5news.com/2025/07/03/woman-incriminates-herself-reply-post-insulting-thief-this-woman-called-me-trash/