"Doctor, are you sure I''m suffering from pneumonia? I''ve heard once about a doctor treating someone with pneumonia and finally he died of typhus."
"Don''t worry, it won''t happen to you. If I treat someone with pneumonia he will die of pneumonia only." . . . ;->
Peter : What a pair of strange socks you are wearing, one is green andone is blue with red spots!Kirk : Yes it''s really strange. I''ve got another pair of the same at home.