Conversation so far:
what does this section say about Buster Keaton's body language?
Film critic David Thomson later described Keaton's style of comedy: "Buster plainly is a man inclined towards a belief in nothing but mathematics and absurdity ...
how did he use his body language?
Keaton's genius as an actor to keep a face so nearly deadpan and yet render it, by subtle inflections, so vividly expressive of inner life.
how was this received?
CANNOTANSWER.
did he win any awards?
CANNOTANSWER.

Question: what else is interesting in this section?
Self-contained rewrite: what else other than Buster Keaton's body language is interesting in the section on body language?