Here’s a personal essay from today’s NYT Magazine about a Manhattan woman living with her boyfriend, who got pregnant with triplets. Stricken by the possibility that having three children at once would force her to move to Staten Island and start shopping at Costco, she decides to have a doctor pierce the beating hearts — she and her lover saw the hearts throbbing on the ultrasound — of two of the babies in her womb, and kill them. All so she could maintain her Manhattan lifestyle. The mind reels…