When people are making statements that are dramatically different than those of others experiencing the same world and the same events, we regard those statements as indicative of psychiatric disfunction. It is hard for me to see our President's last speech as anything other than delusion. I am aware that many other folks interpret the reality gap as mere political posturing, but I can't really endorse that view. Psychiatric conditions in functioning individuals don't diagnose themselves. Children and adults both wander some in the accuracy of their assessments of the world. A careful psychiatrist puts together as broad a picture...