The purity of a person's heart can be quickly measured by how they regard animals ~ Anonymous
If having a soul means being able to feel love and loyalty and gratitude, then animals are better off than a lot of humans ~ James Herriot
We can judge the heart of a man by his treatment of animals. ~ Immanual Kant
You can say any foolish thing to a dog, and the dog will give you a look that says, 'My God, you're right! I never would've thought of that!