Something From Nothing: The Art of Rap is a 2012 documentary directed by Rap legend Ice-T which through various interviews of rappers and those connected to hip-hop show what it is like for those in the rap game. Interviewing the likes of Kanye West, Common, Rakim, Eminem and so many more the viewer gets a real understanding of what it's like for rap artists.

So much fo it is about struggle, and overcoming those hardships. Achieving success and getting out of the hard times is a significant driving factor which motivates the artists to push forward and achieve the success which they aree striving for. They have their difficulties along the way, overcoming those struggles is what it is all about.

Also with the fact that they LOVE rap music. That is a slight factor as well...