American swimmer Michael Phelps and three other leaders share their experiences with staking self-worth on 'success' -- plus advice for others.<br /><br />https://www.entrepreneur.com/video/326519<br /><br />Follow us on social media:<br />https://www.facebook.com/EntMagazine/<br /><br />https://twitter.com/entrepreneur<br /><br />https://www.instagram.com/entrepreneur/<br /><br />Snapchat: entmagazine
