JB: When you make a value judgement don't you immediately step yourself outside of this evolutionary process and say that the reason this is good is that it's good. And you don't have any way to stand on that statement.
RD: My value judgement itself could come from my evolutionary past.
JB: So therefore it's just as random in a sense as any product of evolution.
RD: You could say that, it doesn't in any case, nothing about it makes it more probable that there is anything supernatural.
JB: Ultimately, your belief that rape is wrong is as arbitrary as the fact that we've evolved five fingers rather than six.
RD: You could say that, yeah.