Len's Star Rating: 9 out of 10. An enjoyable and insightful book on perspectives and general approaches that lead to wealth and happiness.

Len's Star Rating: 8 out of 10. An enjoyable book that focuses on predictable behaviors and patterns in an unpredictable future.

Len's Star Rating: 9 out of 10. A provocative and optimistic book on living out your purpose and communicating your values in terms of “why.”