Working too much can be bad for one's health or can make one boring. Come out to the pub with us tonight! All work and no play makes Jack a dull boy.All work and no play isn't ideal, but I absolutely must finish this report tonight.
Hard work without time for recreation is not good for one's health, as in If Harry keeps up that grueling schedule, he's headed for a breakdown-all work and no play isn't healthy . A proverb included in James Howell's collection of 1659, this phrase remains so familiar that it is often shortened, as in the example.