'Compatibility and communication' are more important than marriage, she says
                                
                                
                                    (Newser) -
                                    Goldie Hawn and Kurt Russell have a child together, and a relationship that's lasted more than 30 years, but no marriage certificate. "A lasting relationship isn’t about marriage. It’s about compatibility and communication," Hawn, 69, explains in a new interview with  Porter  magazine picked up...