American culture celebrates those who persevere in the face of adversity. So how do we know when to walk away from something that's not working? Today, we kick off our new "Success 2.0" series with economist John List. He says in every domain of our lives, it's important to know when to pivot to something new. Have you ever thought about helping a family member or friend in need, but then held back for some reason? You're hardly alone. If you want to understand why we sometimes hesitate to show we care, be sure to check out last week's episode, A Secret Source of Connection. And for more Hidden Brain, be sure to subscribe to our newsletter! You can sign up at news.hiddenbrain.org.