To talk about his "self-help book that won't help," how he thinks about the concept of mastery and more, The 21st Show was joined by author Adam Gopnik.

To talk about his "self-help book that won't help," how he thinks about the concept of mastery and more, The 21st Show was joined by author Adam Gopnik.

To talk about his "self-help book that won't help," how he thinks about the concept of mastery and more, The 21st Show was joined by author Adam Gopnik.