In 1994 , McCartney said that the song merely epitomises the downfalls of life , being `` my analogy for when something goes wrong out of the blue , as it so often does , as I was beginning to find out at that time in my life .
McCartney said in 1994 that it symbolizes the failures of life : `` Maxwell 's Silver Hammer '' is my analogy for when something goes wrong out of the blue , as it so often does , as I was beginning to find out at that time in my life .