It is very unlikely that you will always be in your comfort zone. When you ask yourself this question ever day, "Are you happy?", sooner or later you will find

It is very unlikely that you will always be in your comfort zone. When you ask yourself this question ever day, "Are you happy?", sooner or later you will find yourself replying back "no". Then you will need to change something to make yourself happy, the action of changing something will take you out of your comfort zone. I try it often, it works, but you will need to be honest with yourself when you answer this question.