As Cuvier could correctly describe a whole animal by the contemplation of a single bone, so the observer who has thoroughly understood one link in a series of incidents should be able to accurately state all the other ones, both before and after.
Without the errors involved in the assumptions of ethics, man would have remained an animal. Thus has he taken himself as something higher and imposed rigid laws upon himself.
How can you say you're trying to spiritually evolve, without even a thought about what happens to the animals whose lives are sacrificed in the name of gluttony?
In the relations of man with the animals, with the flowers, with all the objects of creation, there is a whole great ethic, scarcely perceived as yet, which will at length break through into the light, and which will be the corollary and the complement to human ethics.
He hath not eat paper, as it were; he hath not drunk ink; his intellect is not replenished; he is only an animal, only sensible in the duller parts. (Shakespeare, Love's Labor's Lost, IV)
Man is by nature a social animal; an individual who is unsocial naturally and not accidentally is either beneath our notice or more than human. Society is something that precedes the individual. Anyone who either cannot lead the common life or is so self-sufficient as not to need to, and therefore does not partake of society, is either a beast or a god.
It seems increasingly dogs are attacking humans in response to their slavery... AND, wildlife in captivity are also attacking their enslavers AND the public... Their messages are loud and clear: LET US OUT AND LEAVE US ALONE!!!