Body language, however, is mostly not arbitrary. Instead, nonverbal behaviors are meaningfully, functionally related to the messages they're conveying. We show emotional excitement, for example, by being physically excited: making noise, waving our arms... #KevinSimler

Body language, however, is mostly not arbitrary. Instead, nonverbal behaviors are meaningfully, functionally related to the messages they're conveying. We show emotional excitement, for example, by being physically excited: making noise, waving our arms... #KevinSimler

— English Quotes (@english_quotes) Aug 17, 2025