Marcus Tullius Cicero – Friendship improves happiness Share this quote: Friendship improves happiness, and abates misery, by doubling our joys, and dividing our grief. – Marcus Tullius Cicero (106 BC-43 BC) Is this quotation insightful, though-provoking, useful? Click on a star to rate it! Submit Rating Average rating 0 / 5. Vote count: 0