"Until we have the courage to recognize cruelty for what it is--whether its victim is human or animal--we cannot expect things to be much better in this world... We cannot have peace among men whose hearts delight in killing any living creature. By every act that glorifies or even tolerates such moronic delight in killing we set back the progress of humanity."
Animal Rights FAQ
The End of Suffering?
The Post-Darwinian Transition
Reasons to be Vegetarian (video)