Samuel Butler - Autoportrait
https://www.darwinproject.ac.uk/editors-blog/2012/03/06/talk-about-darwins-conflict-with-samuel-butler/
Samuel Butler (1835--1902)
https://en.wikipedia.org/wiki/Samuel_Butler_%28novelist%29
Butler at the age of 23, 1858
http://quotes4all.net/samuel-butler-quotes
qui est oedipe ?