Reason is inherently expansionist. It seeks universal application.
The Expanding Circle: Ethics and SociobiologyI think ethics is always there; it's not always a very thoughtful or reflective ethics.
Peter SingerI've worked hard, every single day since I left school. I think I have a Protestant work ethic.
Elvis CostelloIt is wrong always, everywhere, and for anyone, to believe anything upon insufficient evidence.
The Ethics of Belief and Other EssaysJustice and injustice indeed begins and ends with the self.
Islam: The Concept of Religion and The Foundation of Ethics and Morality