Have you ever asked yourself, what would my life have been like if I’d gone down another career path? Or wished you could release some past grudge that sits on your shoulder like a squaking parrot? The Contemplify conversation today revolves around questions of meaning, purpose and regret. My guest today is Kieran Setiya, professor of philosophy at MIT. Setiya's latest book, Midlife: A Philosophical Guide, which outlines a helpful framework for wrestling with existential questions.