The maximal level of performance for individuals in a given domain is not attained automatically as a function of extended experience, but the level of performance can be increased even by highly experienced individuals as a result of deliberate efforts to improve. (from here)

Right on even if verbose. Many experiences in my life have show the truth of this. It’s fun to be able to outperform people that have been doing something three times longer than yourself, and actively learning from your actions makes the difference.