Refrain from being penny-wise and pound-foolish when it comes to agile.
Flashback to a time before the use of CGI in movies and a look at why you should terminate a sprint. It is not something you should do lightly.
If you want to be successful you must be organized and know how to improvise when necessary.
Dealing with bad days and messy emoitions is part of the job.
My first rethinking of story points and agile.