From Lifehack: From emotional outbursts to polar opposite extremes; ADD presents several behaviors that can be harmful to relationships. ADD is a mysterious condition of opposites and extremes. For instance, when it comes to concentration, people with ADD cannot concentrate when they are emotional or when their thoughts are distracted. However, when they are interested in a specific topic, they zone in so deep that it’s hard to pull them out of that zone. Starting a project is a challenge; but stopping it is an even bigger challenge.