The greatness of a nation can be judged by the way its animals are treated.

The love for all living creatures is the most noble attribute of man.
The love of all living creatures is the most noble attribute of man.
The better I get to know men, the more I find myself loving dogs.
Until one has loved an animal, a part of one's soul remains unawakened.
The fate of animals is of greater importance to me than the fear of appearing ridiculous; it is indissolubly connected with the fate of men.
Animals are such agreeable friends—they ask no questions; they pass no criticisms.

I care not much for a man's religion whose dog and cat are not the better for it.
I am in favor of animal rights as well as human rights. That is the way of a whole human being.
Animals are reliable, many full of love, true in their affections, predictable in their actions, grateful and loyal.
We can judge the heart of a man by his treatment of animals.
The question is not, 'Can they reason?' nor, 'Can they talk?' but rather, 'Can they suffer?'
The greatness of a nation and its moral progress can be judged by the way its animals are treated.
The world would be a nicer place if everyone had the ability to love as unconditionally as a dog.
Animals are born who they are, accept it, and that is that. They live with greater peace than people do.
The more I learn about people, the more I like my dog.
Animals are my friends... and I don't eat my friends.

Animals, whom we have made our slaves, we do not like to consider our equal.