Over the years I have spent a lot of time and money getting into the heads of some amazing individuals. a few books I would recommend are:

The 4 Hour Workweek By Timothy Ferris. This guy started a whole new paradigm for lifestyle that focuses on creating a system of income that works on autompilot leaving enough free time to indulge in all that life has to offer.
You can purchase it from the links below.
The 4-Hour Workweek on eBay.
The 4-Hour Workweek on Amazon.