People like things in life to fit together.
When things don’t fit together, people get upset. They get fidgety. They try to make things fit together.
It’s an idea regular readers know from other posts. Take this bit from a post from 2012 as a good example of how some people react when faced with a situation where what is happening doesn’t fit with their pre-conceived notions. The context was a decision by then-Premier Kathy Dunderdale to refuse to meet with the parents of a boy who had died tragically.