Facial Noise

From a review of Arthur Bentley's Linguistic Analysis of Mathematics in the April 1936-June 1938 issue of Language, as quoted by Mark Liberman at Language Log (in a post that ends with Ursula LeGuin and Cordwainer Smith):

When Weiss speaks of 'language' he means exactly what he says, the language which is studied by linguists, the noise you make with your face.