That's arguably the moral of the story after a child reportedly damaged a Mark Rothko painting worth a whopping $56 million. The damage happened at the famed Museum Boijmans Van Beuningen Museum in Rotterdam, Netherlands.

A huge painting by Mark Rothko, thought to be worth tens of millions of dollars, has been removed from display in a Dutch museum after it was damaged by a visiting child.

A visitor to the Museum Boijmans van Beuningen, in Rotterdam, scratched a multimillion-dollar painting by Abstract Expressionist Mark Rothko.