Because we are all social beings and yearn for the companionship, validation and meaning we find in our relationships with other people. Perhaps your happiness is about your ability to win through in the end, despite the neglect and indifference you sensed from those whose support and understanding you wanted and needed.
Nobody living can ever stop me
As I go walking my freedom highway.
Nobody living can make me turn back:
This land was made for you and me. (Woody Guthrie)