In his book, Mastery: The Keys to Success and Long-Term Fulfillment, American writer  George Leonard describes the learning paths to mastery. He writes: We all aspire to mastery, but the path is always long and sometimes rocky, and it promises no quick and easy payoffs. So we look for other paths, each of which attracts a certain type of person.

The Dabbler, the Obsessive, and the Hacker