“You can judge a man's true character by the way he treats his fellow animals.”
“You can often judge the character of a person by the way he treats his fellow men.”
“You can easily judge the character of a man by how he treats those who can do nothing for him.”
“The greatness of a nation and its moral progress can be judged by the way its animals are treated.”
“You can judge the heart of a man by his treatment of animals.”