I never expected that a routine flight would lead to meeting someone who would become such an important part of my life. It all started with a crumpled note containing a small amount of cash, and it ended in a lasting union that continues to thrive today. I had no particular expectations for that flight. It was just another trip home to visit my grandparents, one of many I had taken over the years. My routine was the same as always: board the plane, stow my carry-on, and settle in with a book or catch up on emails. But this…