Game of Thrones has ended but the lessons it can teach us will live on, like that dragon that just flew off into wherever at the end.
There wasn't much to be learnt from events in the show itself that you wouldn't have picked up at primary school: trust no one; people want to be your friends because of what they can get out of you; life is full of pain.
It's the reaction to the show and how the ending was put together that has most to teach us.
1. It's really not healthy to get too emotionally