http://u.qdnx.org/file/erkan-20140925T214940-j2wupsd.html
"The #stability of the internal environment (milieu intérieur) is the condition for the #free and #independent life." (1) (Claude Bernard, 1878) via @mbjunior https://en.wikipedia.org/wiki/Milieu_int%C3%A9rieur (1) http://www.princeton.edu/~cggross/Neuroscientist_98_Bernard.pdf cc @question