A lotta cats copy theMona Lisa, but peoplestill lineupto see the original.

-Armstrong, Louis known as Satchmo
Alluding to his many imitators. Quoted in David Pickering Brewer's Twentieth Century Music (1994).

Could Hamlet have been written bya committee, or the Mona Lisa painted by a club? Could the NewTestament have been composed as a conference report?

-Griswold, Alfred Whitney
  Baccalaureate address, 9  Jun.

Its clones have hung on so many suburban walls over the decades that it has become the Mona Lisa of the vegetable world.

-Hughes, Robert Studley Forrest
  On VincentVan Gogh's Sunflowers. In Time,13  Apr.

When you meet Mr. Smith first you think he looks like an over-dressed pirate. Then you begin to think him a character.You wonder at his enormous bulk. Then the utter hopelessness of knowing what Smith is thinking by merely looking at his features gets on your mind and makes the Mona Lisa seem an open book and the ordinary human countenance as superficial as a puddle in the sunlight.

-Leacock, Stephen Butler
  Sunshine Sketches of a Little Town,'The Hostelry of Mr. Smith'.