Australian moral philosopher known for his work on ethics, animal rights, and utilitarianism
If we reject these practices, we must acknowledge that we are prepared to pay a price for our ethical convictions
The capacity for suffering and enjoyment is a prerequisite for having interests
We need to think globally about our obligations to humanity
The question is not 'Can they reason?' nor 'Can they talk?' but 'Can they suffer?'
When we have a moral obligation to reduce suffering, we must act on it
Ethics requires us to consider not just our own interests, but the interests of all who can be affected by our actions
There is no sound reason for supposing that a creature subject to natural selection is under any obligation to do anything