"When you start a relationship, you pretty much know that eventually it will end."

The USA Today's Jerry Potter reports on Phil Mickelson's press conference and the delicacy of teacher-pupil relationships. So he goes to THE source on this subject...

Peter Kostis, a teaching pro and analyst for CBS Sports golf coverage, said teacher-pupil relationships in golf usually change over time.

"There's a half-life to it," he said. "When you start a relationship, you pretty much know that eventually it will end."

Peter, Peter, Peter. So negative! Aren't you the same person who referred me, Norman Vincent Geoff, to some Dr. Phil-like book about being more positive.