She's been married nearly 70 years—she says this relationship red flag is the most telling: 'It’s painful'

Rosalyn and Irwin Engelman met in 1953 on a blind date and got married three years later, in November of 1956. They were just teenagers when they met, Rosalyn 15 and Irwin 19, but Rosalyn knew pretty quickly that she was in love . "I certainly had not dated anyone like the tall, dark, handsome man in a navy blue suit with a briefcase who came to my door," she says. After marrying, each built their careers, Rosalyn in art and Irwin in business. …