NYU professor and Pivot co-host Scott Galloway talks with Recode's Kara Swisher about his new book, The Algebra of Happiness. In this episode: Galloway’s past books; why the new book is about happiness; don’t listen to people who say “follow your passion”; the number one piece of advice that older people give to younger people; the happiness you get from stuff vs. experience; social media addiction; how algorithms encourage outrage; the small things you can do to have meaningful relationships; how Galloway really defines “happiness”; why people who care for others live longer; the algebra of unhappiness; the importance of picking the right partner and taking risks; crying and mourning; will drugs be able to make us happy all the time?; and Kara’s plans for a viking funeral.