"Yes, it's true, I've been called the Laurence Olivier of spoofs. I guess that would make Laurence Olivier the Leslie Nielsen of Shakespeare"

This quote by Leslie Nielsen is a humorous way of comparing himself to the renowned star Laurence Olivier. By saying he is the Laurence Olivier of spoofs, Nielsen is suggesting that he is the very best at what he does, which is comical performing. He then goes on to say that Laurence Olivier would be the Leslie Nielsen of Shakespeare, implying that Olivier is the very best at what he does, which is major acting. This quote is an amusing way of Nielsen showing respect for Olivier's acting capability while also poking fun at himself. It is a creative way of Nielsen showing that he is positive in his own comical abilities while also acknowledging the greatness of Olivier's major acting.