This came to me in a spam-post -- it was supposedly a comment left at one of my posts of last year, so hardly likely to be a genuine post -- yet the spammer had the good sense to include a fairly amusing joke. Since I moderate comments, I can choose to reject the comment -- and of course I have -- but here's the joke:
During a visit to the mental asylum, a visitor asked the Director what the
criterion was which defined whether or not a patient should be
"Well," said the Director, "we fill up a bathtub, then we offer a
teaspoon, a teacup and a bucket to the patient and ask him or her to
empty the bathtub."
"Oh, I understand," said the visitor. "A normal person would use the
bucket because it's bigger than the spoon or the teacup.
"No," said the Director, "A normal person would pull the plug. Do you want a
bed near the window?"