If you study, you study for yourself. Your making your own life great. And you expect to have a great future by that. All you do to yourself , it can be for your own good or bad. But you do it right? And those are decisions that you make. Some are big and some are very small that you even don’t think of it as a decision.
So yes , all of the decisions you make is also affecting your own life. And it is all up to you.