It seems like Sheryl's listing the social changes she had been witnessing, and offering up love as a solution.
The line "Mary, Mary, quite contrary/ Close the door now/ It's much too scary," symbolizes the world's willingness to try and ignore pressing issues like violence in schools and an unjust court system. The world would rather close the door than face the "much too scary" problems facing them.
It seems like Sheryl's listing the social changes she had been witnessing, and offering up love as a solution.
The line "Mary, Mary, quite contrary/ Close the door now/ It's much too scary," symbolizes the world's willingness to try and ignore pressing issues like violence in schools and an unjust court system. The world would rather close the door than face the "much too scary" problems facing them.