Now listen, we need to be quiet as mice. No, quieter....

“ Now listen, we need to be quiet as mice. No, quieter than that. As quiet as . . . as . . .” “Dead mice?” Reynie suggested. “Perfect,” said Kate with an approving nod. “As quiet as dead mice. ”

Trenton Lee Stewart

From : The Mysterious Benedict Society and the Prisoner's Dilemma