I still believe that man, not having been given the power of creation, does not posses the right of destroying the meanest creature that lives. The perogative of destruction belongs solely to the Creator of all that lives.
From a philosophical perspective, I want to fight off isolationism and protectionism, be it part of another voice out there that says, wait a minute, what matters to women in Afghanistan matters to America. An isolationist point of view says it doesn't matter. The articulation of "all life matters" helps frame the case that it does matter what happens to a woman in Afghanistan.
What I think about vivisection is that if people admit that they have the right to take or endanger the life of living beings for the benefit of many, there will be no limit to their cruelty.
This is the fundamental idea of culture, insofar as it sets but one task for each of us: to further the production of the philosopher, of the artist, and of the saint within us and outside us, and thereby to work at the consummation of nature.
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.