How to Play to Your Potential

How do you really know if you are playing to your potential? For that matter, how do you even know what your potential is? By definition, potential is "showing the capacity to become or develop into something in the future." And while I think that serves as a great goal - striving for something you are capable of in the future. Is it possible to play to your potential right now...with what you have...while you work toward what you want to achieve? I think there is and I dive into it...