Henry Sidgwick arrives at a dualism of these things by examining contradictions between utilitarianism and rational egoism. Bernard Williams argues that only internal versions of these things are valid, (15[1])and that morality imposing external ones of these things onto a person is baseless. A primary variety of these things is defined in terms of a pro-attitude and a belief about an action in Donald Davidson’s essay Actions, [these things], (-5[1])and (*) Causes. (-5[1])These things are the first title entity in a work exploring the repugnant conclusion and the issue of non-identity; that work by Derek Parfit is titled for these things and persons. David Hume critiques moral theories by asserting that this thing is a “slave to the passions.” (10[1])For (10[1])10 points, a critique of what concept’s pure form (10[2])titles a work by Immanuel Kant? (10[1])■END■ (10[1])