Side Hustle
Chris Guillebeau
How to Win Friends and Influence People in the Digital Age
Dale Carnegie & Associates
The Happiness Hypothesis
Jonathan Haidt
Man's Search for Meaning
Viktor Frankl
Hidden Potential: The Science of Achieving Greater Things
Adam Grant & Maurice Ashley & R. A. Dickey & Evelyn Glennie & Sara Maria Hasbun & Francis Idehen & Alison Levine & Benny Lewis & Kari Louhivuori & Nelli Louhivuori & Brandon Payne & Richard Pine & Gil Winch & Various