A general noticed one of his soldiers behaving oddly. The soldier would pick up any piece of paper he found, frown and say: “That's not it” and put it down again. This went on for some time, until the general arranged to have the soldier psychologically tested. The psychologist concluded that the soldier was deranged, and wrote out his discharge from the army.
The soldier picked it up, smiled and said: “That's it.”
This woman rushed to see her doctor, looking very much worried and all strung out. She rattles off: “Doctor, take a look at me. When I woke up this morning, I looked at myself in the mirror and saw my hair all wiry and frazzled up, my skin was all wrinkled and pasty, my eyes were bloodshot and bugging out, and I had this corpse-like look on my face! What's WRONG with me, Doctor!?”
The doctor looks her over for a couple of minutes, then calmly says: “Well, I can tell you that there ain't nothing wrong with your eyesight....”