Physician, heal thyself isn’t just the kind of pithy phrase that intellectual elitists use to start books. No, they’re also premises for movies starring Kevin Spacey. Specifically, it’s the premise for Shrink, due out in limited release July 24th. When Spacey, a psychologist who finds himself suffering from self-described compassion fatigue syndrome, just can’t seem to handle being a Hollywood psychologist any more, he steadfastly refuses to take his own advice on happiness and living your …