[selllikesybok]

>Ultimately, an atheist can no more say, in an absolute sense, that Joker is worse than Batman.

The Joker is worse than Batman. ;) Denied.

Let me ask this - do you think an atheist can be ethical?

[virmundi]

Yes. Ethics is nothing more than an arbitrary complex of rules which seek an arbitrary end. The degree to which the individual approximates the system defines how ethical they are.