Old Linguists

Old Linguists never die, they just rearrange their deep structures.

Statisticians

Statisticians must stay away from children's toys because they regress so easily.

Any Accidents

The cowboy was trying to buy a health insurance policy. The insurance agent was going down the list of standard questions. "Ever have an accident?" "Nope, nary a one." "None? You've never had any accidents." "Nope. Ain't never had one. Never." "Well, you said on this form you were bit by a snake once. Wouldn't you consider that an accident?" "Heck, no. That dang varmint bit me on purpose."