"What time does the library open?" the man on the ...

"What time does the library open?" the man on the phone asked."Nine A.M." came the reply. "And what`s the idea of calling me at home in the middle of the night to ask a question like that?""Not until nine A.M.?" the man asked in a disappointed voice."No, not till nine A.M.!" the librarian said. "Why do you want to get in before nine A.M.?""Who said I wanted to get in?" the man sighed sadly. "I want to get out."