Susan Cain – The opinion of the most talkative person Share this quote: If you can think of meetings you’ve attended, you can probably recall a time – plenty of times – when the opinion of the most dynamic or talkative person prevailed to the detriment of all. – Susan Cain Is this quotation insightful, though-provoking, useful? Click on a star to rate it! Submit Rating Average rating 0 / 5. Vote count: 0