If you are distressed by anything external, the pain isnot due to the thing itself but to your own estimate of it; and this you havethe power to revoke at any moment.
Peoplewho are too concerned with how well they are doing will be less successfuland feel less competent than those who focus on the task itself... Somepsychologists call it a conflict between egoorientation,or between extrinsic and intrinsic motivation…