cruelty to animals is contrary to man's duty to himself, because it deadens in him the feeling of sympathy for their sufferings, and thus a natural tendency that is very useful to morality in relation to other human beings is weakened.
The assumption that animals are without rights, and the illusion that our treatment of them has no moral significance, is a positively outrageous example of Western crudity and barbarity. Universal compassion is the only guarantee of morality.
The myriad-minded man, our, and all men's, Shakespeare, has in this piece presented us with a legitimate farce in exactest consonance with the philosophical principles and character of farce, as distinguished from comedy and from entertainments. A proper farce is mainly distinguished from comedy by the licence allowed, and even required, in the fable, in order to produce strange and laughable situations. The story need not be probable, it is enough that it is possible.
Life is life - whether in a cat, or dog or man. There is no difference there between a cat or a man. The idea of difference is a human conception for man's own advantage.