Mental strength isn’t often reflected in what you do. It’s usually seen in what you don’t do.

In her book “13 Things Mentally Strong People Don’t Do,” Amy Morin writes that developing mental strength is a “three-pronged approach.” It’s about controlling your thoughts, behaviors, and emotions.

Following are 13 things that mentally strong people do not do, Morin says.

This is an update of an article originally written by Steven Benna.

View As: One Page Slides