Is that a poem?
If it is the one about the fire and the boys. Then the speaker doesn’t like his father in the beginning because he isn’t able to play with his friends. At the end he is grateful because the boys got in trouble and he wasn’t involved.
This is a careless construction, which is grammatically correct and is not an idiom or a jargon.
The root word for a geographer is Geography if I'm right
The active boundary between plates is a fault line.