The guilt of having wasted a perfectly beautiful day inside can wear on you, eating away at you and making you swear you’ll never take another day for granted. And then you do it again. Guilt is an interesting phenomenon, primarily linked to two distinct parts of the brain it manifests in many different forms and has interesting effects both physically and mentally. It also may be the underpinnings of much of our social and communal behavior. This article from Forbes.com gives a simple overview of how guilt effects our social interactions. Guilt also has adverse affects on our health, so rather than feel guilty, be nice to your neighbors, enjoy that doughnut, and read more comics.