He used this great, sad, motionless face to suggest various related things: a one-track mind near the track's end of pure insanity; mulish imperturbability under the wildest of circumstances; how dead a human being can get and still be alive . . .
Source: On deadpan comedian Buster Keaton, "Comedy's Greatest Era" reprinted in Life, Fall 1986.
Contributed by: Zaady