Arthur Schopenhauer,
Studies in Pessimism — On the Sufferings of the World
(1913)
“ But man, that selfish and heartless creature, misuses this quality of the brute to be more content than we are with mere existence, and often works it to such an extent that he allows the brute absolutely nothing more than mere, bare life. The bird which was made so that it might rove over half the world, he shuts up into the space of a cubic foot, there to die a slow death in longing and crying for freedom; for in a cage it does not sing for the pleasure of it. And when I see how man misuses the dog, his best friend ”
