First surgeon says, "Accountants are the best to operate on because when you open them up, everything on the inside is numbered."
Second surgeon says, "Nah, librarians are the best. Everything inside them is in alphabetical order."
Third surgeon responds, "Try electricians, man! Everything inside them is color coded!"
Fourth surgeon intercedes," I prefer lawyers. They’re heartless, spineless, gutless, and their heads and butts are interchangeable."
To which the fifth surgeon, who has been quietly listening to the conversation, says, "I like engineers. They always understand when you have a few parts left over at the end."