Admitting to being wrong can be difficult. But ‘intellectual humility’ is a trainable trait that deepens relationships ...

Paris Hilton and Nicole Richie became household names on "The Simple Life," but their famous families, including Kathy Hilton and Lionel Richie, were hesitant to let them be a part of it.

The reasons someone can't admit they are wrong range from a simple lack of self-awareness to serious personality disorders. If you have a person in your life who always has to be right, you might ...