Robert Herjavec has lived the classic rags to riches story, from having $20 in his pocket to starting up technology companies worth hundreds of millions of dollars. Now the star of television's Dragons' Den and Shark Tank, this son of Croatian immigrants earned his incredible wealth by overcoming the odds with hard work and determination. On television, Herjavec bankrolls the best inventions and shoots down the best of intentions. Now, he's sharing his hard-won wisdom in one of the most inspirational business books of recent times.