You can't prove or disprove any ethical claim with pure logic. You always have to ground it in some sort of axiom as a starting point (e.g. "causing suffering i

You can't prove or disprove any ethical claim with pure logic. You always have to ground it in some sort of axiom as a starting point (e.g. "causing suffering is bad") https://en.m.wikipedia.org/wiki/Is%E2%80%93ought_problem https://en.m.wikipedia.org/wiki/Is%E2%80%93ought_problem