A musicologist is a man who can read music but can't hear it.

Related:

• A musicologist is a man who can read music but cannot
  hear it. ...
• Composers should write tunes that chauffeurs and errand boys can whistle.
  Sir Thomas...
• The British like any kind of music so long as it is loud.
  Sir Thomas...
• If you can still hear the music,
  it's not loud enough...
• Brass bands are all very well in their place - outdoors and several miles away.
  Sir Thomas...
• If they can now make a whistle only a dog can hear,
  how come they can't make music only a teenager can...
• In the first movement alone, I took note of six pregnancies and at least four miscarriages.
  Sir Thomas Beecham, on Bruckner's 7th...
• Did you hear that A man who likes to be in bed can
  usually find a girl willing to listen to him...
• The world is a beautiful book,
  for those who can read it...