Veil of Impartiality

Behind the veil, you do not know who you will be. Today there are about 8 billion humans alive and, according to Volume XII, about 434 billion animals raised for exploitation (24 billion land vertebrates, 180 billion fish and 230 billion shrimp). You will be born as one of them, at random.

Before you know who you will be, choose the rule:

This is the impartiality argument from Volume II, chapter 10: a just decision is the one we would choose without knowing which position we would occupy among those affected.