They say good things come to those who wait, and when it comes to love, a little kindness often shows the way. Harvard psychiatrist Robert Waldinger, who directs one of the longest-running studies of adult life, found that close relationships are what keep people happy and healthy over the years. So it makes sense that the end of loneliness can feel like the start of real happiness. These 10 people spent years single, swiped through more dating apps than they can count, and finally met someone worth the wait.