Mark Cuban, the billionaire “Shark Tank” investor and owner of the Dallas Mavericks, is known among NBA fans for racking up fines for misconduct at Mavs games he gets a bit too excited about. But nothing, he writes in his book “How to Win at the Sport of Business,” makes him more competitive than business.

Cuban includes a checklist in his book of what it means to have “the edge,” the necessary drive to forego the confines of a comfortable job, triumph over setbacks, and build a successful company.

He draws from his own experience building companies in his 20s and 30s and investing in over 100 more, but his insights represent universal feelings.

According to Cuban:

The edge is…

Ultimately, Cuban writes, the one thing that matters most to an entrepreneur setting out to build a business is not connections or even money, it’s the desire to go out there and crush the competition.

(Source: Richard Feloni (RFeloni@businessinsider.com) from Business Insider and was legally licensed through the NewsCred publisher network)