My fathersaid: you must never try to make all the money that's in a deal. Let theother fellow make some money too, because if you have a reputation for alwaysmaking all the money, you won't have many deals.
People whoare too concerned with how well they are doing will be less successful andfeel less competent than those who focus on the task itself... Somepsychologists call it a conflict between egoorientation, or between extrinsicand intrinsic motivation...