Publish and/or Perish New Amsterdam Mondays on Fox, 9 PM “Soldier’s Heart” Written by Eric Overmeyer Directed by Bobby Roth What happens if you aren’t your soulmate’s soulmate? Oops. That’s the final surprise in “Soldier’s Heart”, an episode that feels like what this show might settle into, if given a chance. It’s about memory and pain and loss, and how we deal with the unbearable. The twin threads of the story–a homeless, damaged Gulf War vet played by Orlando Jones (Ghost Whisperer) and a murdered psychiatrist treating patients with recovered memories–weave in and out, stitched together by John’s memories and…