"The love for all living creatures is the most noble attribute of man."
"Describing laughter: The sound is produced by a deep inspiration followed by short, interrupted, spasmodic contractions of the chest, and especially the diaphragm... the mouth is open more or less widely, with the corners drawn much backwards, as well as a little upwards; and the upper lip is somewhat raised."
6 likes
Source: Charles Darwin (1871). “The Descent of man”, p.163
About the author