If you are thinking about starting your own business, then REWORK by Jason Freed & David Heinemeier is a must.  It's smart, savvy, and fun to read.  It has great graphics that enhance the text, and it cuts through hype, hyperbole, and pretension with counter-intuitive suggestions like "Let your customers outgrow you" that Freed and Heinemier road-tested as founders of the 37Signals software firm.The companion website for REWORK is: 
http://www.37signals.com/rework