" The tension of constructing an explanation, from A to B to C to D, apparently so simple a task, irritates many people with ADD. While they can hold the information in mind, they do not have the patience to sequentially put it out. That is too tedious. They would like to dump the information in a heap on the floor all at once and have it be comprehended instantly. Otherwise, "

― Edward M. Hallowell , Driven to Distraction: Recognizing and Coping with Attention Deficit Disorder from Childhood Through Adulthood