It's what makes you lose focus when people are explaining things to you very quickly. A person with ADD may refuse to ask questions, as it may reveal his or her disability. The only way one can temporarily cure ADD is to drink Red Bull, whose side effects may include symptoms of ADHD.
"The quadrant of a multilinear and symbiotic pseudo-intelligence is in theory the root of the endoplasmic phenomenon."
After hearing this, the boy with ADD curls into a fetal position.
"Jimmy? Are you all right?"