Authors:
  1. Quotes
  2. Authors
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  4. Albert Einstein
  5. X + Y + Z X is work. Y is play. Z is keep your mouth shut.

X + Y + Z X is work. Y is play. Z is keep your mouth shut.

Albert Einstein
Keeping Your Mouth Shut, Play, Mouths
X + Y + Z X is work. Y is play. Z is keep your mouth shut.