[T]he young and the old of widely different races, both with man and animals, express the same state of mind by the same movements.
Charles Darwin, Sir Francis Darwin, Paul H. Barrett, R. B. Freeman (1990). “The Works of Charles Darwin, Volume 23: The Expression of the Emotions in Man and Animals”, p.275, NYU Press
![[T]he young and the old of widely different races, both with man and animals, express the same state of mind by the same movements.](http://cdn.quoteddaily.com/images/charles-darwin/the-young-and-the-old-of-widely-different-races-both-with-man-and-animals-express-the-same-state-of-mind.jpg)