<p>Being a plumber does not make you a worthless person. The author isn’t denying that people in Ivy League schools aren’t smart; it’d be ridiculous to deny it. Most of them are smart in the exact same way.</p>
<p>Being a plumber does not make you a worthless person. The author isn’t denying that people in Ivy League schools aren’t smart; it’d be ridiculous to deny it. Most of them are smart in the exact same way.</p>