How Do You "Stick To It" When the Going Get Tough When Quitting Smoking?

Quitting smoking is one of the hardest things that many individuals will do in their lifetime. Why do some people seem to have what it takes to stop smoking and not relapse? Or the opposite side of the same coin, why do some smokers relapse? What is it the makes one quitter successful and the other slip comfortably back to smoking?When your reason(s) for wanting to be a non-smoker are more