Howard Marks is an American investor and writer. Wikipedia
Source: "So good." - Howard Marks
Source: Howard Marks has this book on his shelf.
Source: "Has been very inspirational for me." - Howard Marks
Source: "I was asked to write the foreword for the latest edition." - Howard Marks
Source: Recommended on Jordan Peterson's website.
Source: Matt Mullenweg mentioned this book on "The Tim Ferriss Show" podcast.
Source: "I was blown away. It’s both a guide to life, a guide to business, and also I think an insight into [the author] and someone who’s built an amazing business." - Kevin Systrom