Interpreting motivating reasons as the contents of mental states of believing meets the normative constraint but does not favour psychologism.

Dancy (2000: 106ff.) considers a possible response: that acting for a good reason may simply require your motivating reason to be a mental state whose content is a good reason. So, you act for a good reason if your motivating reason for, say, taking your umbrella is your believing that it is raining, which is a mental state whose content—“it is raining”—is a good reason to take your umbrella. The success of this response to Dancy’s argument is unclear. On the one hand, if the response is that th