The indifference, callousness and contempt that so many people exhibit toward animals is evil first because it results in an incalculably great impoverishment of human spirit.
All education should be directed toward the refinement of the individual's sensibilities in relation not only to one's fellow humans everywhere, but to all living things whatsoever.
Intellect without humanity is not good enough...what the world is suffering from at the present time is not so much an overabundance of intellect as an insufficiency of humanity.