Hey, can't spend all your time working - makes Jack a dull boy.

All work and no play had made Mark a very dull boy.

Indeed he would gladly have changed places with the dullest boy in the school who was whole of limb.

As for me, my position is that "all work and no play" makes for a dull boy.

Haven't you ever heard that line about 'all work and no play makes Jack a dull boy?

"All work and no play makes Jack a dull boy" is an old saying that expresses the same idea.

All work and no play makes Jack a dull boy.

"The one about all work and no play makes Garrett a dull boy."

It was a bright and shining shell that the dull little boy found.

All work and no play make you a dull boy!