The “broken windows” theory of policing holds that when a community tolerates minor examples of disorder and petty crime, such as broken windows, graffiti, turnstile-jumping, or drinking in public, people are more likely to commit more serious crimes.

As a law-enforcement theory, it’s controversial. But whether or not it’s true on a city-wide level, I think it’s true on a personal level.

My “broken windows” are the particular signs of disorder that make me feel out of control and overwhelmed. […]

[Examples include:] Unsorted mail; Messy stacks of newspapers; Cluttered counters; Dirty dishes […]

Does fixing a broken window really matter? After all, in the context of a happy life, a pile of unsorted mail isn’t a big deal. In themselves, perhaps, these broken windows don’t matter much. But enforcing small signs of order make us feel more in control–and happier.