People who are too concerned with how well they are doing will be less successful and feel less competent than those who focus on the task itself... Some psychologists call it a conflict between ego-orientation, or between extrinsic and intrinsic motivation... but in all cases, what counts is whether attention is turned away from the task at hand and focused on the self and its future rewards, or whether it is instead trained on the task itself. The latter attitude seems the more fruitful - Unknown