all work and no play (makes jack a dull boy)

all work and no play (makes Jack a dull boy)

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 breakdownall 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.