I had a coworker tell me the other day about a problem she was having with her computer. She had fiddled and fussed, trying different things to get the program she was using to work properly. Then, finally, she decided to turn her machine off and back on again, and -- voila! -- everything worked splendidly.
That story may sound familiar to you. Many of our devices simply need, from time to time, to restart, reset, reboot. And the principle is not limited to our technology. We have all sorts of patterns for resetting things in other areas of life, as well.