A man with a watch knows what time it is.

Related:

• Segal's Law A man with one watch knows what time it is;
  a man with two watches is never sure...
• A man with a watch knows what time it is. A man with two watches is never sure.
  Segal's...
• Segal's Law: A man with one watch knows the time.
  A man with two is never sure...
• A man with one watch knows what time it is.
  A man with two watches is never quite sure...
• Bender:
  That probulator sure knows how to please a man...
• You can't out-talk a man who knows what he's talking about.
  Hutchins'...
• The man never drank a Duff in his life. --
  Homer watches the Duff Beer commercial from 1960 ...
• Man who drop watch in toilet bound to have
  shitty time...
• Two things a man should never be angry at: what he can help,
  and what he cannot help. Thomas...