IF YOU’VE LOST A PARTNER TO SUICIDE, EXPECT TO REVISIT THAT PECULIARLY GUILT-TAINTED SORROW EVERY TIME A CELEBRITY EXITS LIFE BY HIS OR HER OWN HAND, OR ON THAT DEATH’S ANNIVERSARY. MAYBE IT’S TIME TO GROW SOME COMPASSION, ALL AROUND. Anthony Bourdain’s suicide four years ago hit me hard. Perhaps this was partly because Bourdain…