What's the duty of the prisoner? Is it to decorate the cell, or to complain about cruel fate, or endlessly to describe the four walls, or discuss how wonderful it must be outside the cell? Certainly not. The sole duty of the prisoner is to escape.
It's pretty clear, though, that probably the majority of the world's literature and entertainment would not exist if it wasn't for the tenacity with which the human organism refuses to accede to the common sense of that proposition. Every happy escapee is one less best-seller.
The author of the blog Things I Hate About My Flatmate, which the Guardian said "distils the rage of living with a stranger into a daily nugget of purest blog bile", has called it quits: "I'm afraid people, that this blog has come to an end, I'm moving out today."
She will be missed.