The saying means: If you only work, and do not take the time out to have fun, then you will become a very boring person. Or in the case of The Shining, it will make you go mad.
"All work and no play makes Jack a dull boy..." repeated endlessly is what Jack Nicholson's character typed in the movie "The Shining."it means your gay
All work and no play may make Jack a dull boy, but all play and and no work makes jack go broke - Jack is like a piece of flotsam in a sea of debt heading towards the rocks of financial inhalation.
It's a quote from Stephen King's The Shining, when Jack Torrence started losing his mind and wrote this over and over, for hundreds of pages, into his book's first draft.It shows Jack's frustration...