The next big opportunity that completely transforms your life may be someone striking up a conversation after hearing you say just the right word while sitting at a table next to your in a cafe that you decided to visit while travelling through City X, Country Y. Sure, the chance is small, but it's bigger than 0, which is the chance that you have if you don't change anything intentionally in your life habits. "The definition of insanity is doing the same thing over and over again, expecting a different outcome." Additional, my experience shows that when you do make the decision to leave your comfort zone, life astounds you with the sheer amount of opportunities coming your way. You just need to be brave and take the first step (and the second, and third, and...).