Green Boloceadean: A nascent civilization is facing extinction.
Red Boloceadean: A terrible tragedy, but we are much too far away to help.
Green Boloceadean: The impactor is one of the objects we displaced during our passage through their cometary halo.
Green Boloceadean: We have a moral obligation here.
Red Boloceadean: And as we cannot fulfill that obligation, we must content ourselves with having guilt.