Ethics on (the) Edge? Introduction to Moral Demandingness and ‘Ought Implies Can’

2015 ◽  
pp. 1-18 ◽  
Author(s):  
Marcel van Ackeren ◽  
Michael Kühler
Author(s):  
Ralph Wedgwood

In its original meaning, the word ‘rational’ referred to the faculty of reason—the capacity for reasoning. It is undeniable that the word later came also to express a normative concept—the concept of the proper use of this faculty. Does it express a normative concept when it is used in formal theories of rational belief or rational choice? Reasons are given for concluding that it does express a normative concept in these contexts. But this conclusion seems to imply that we ought always to think rationally. Four objections can be raised. (1) What about cases where thinking rationally has disastrous consequences? (2) What about cases where we have rational false beliefs about what we ought to do? (3) ‘Ought’ implies ‘can’—but is it true that we can always think rationally? (4) Rationality requires nothing more than coherence—but why does coherence matter?


2013 ◽  
Vol 95 (1) ◽  
pp. 36-64 ◽  
Author(s):  
Jens Timmermann

Abstract: This paper explores the possibility of moral conflict in Kant’s ethics. An analysis of the only explicit discussion of the topic in his published writings confirms that there is no room for genuine moral dilemmas. Conflict is limited to nonconclusive ‘grounds’ of obligation. They arise only in the sphere of ethical duty and, though defeasible, ought to be construed as the result of valid arguments an agent correctly judges to apply in the situation at hand. While it is difficult to determine in theory what makes some of them stronger than others, these ‘grounds’ can account for practical residue in conflict cases and for a plausible form of agent regret. The principle that ‘ought implies can’ survives intact.


Author(s):  
Shyam Nair

A moral dilemma is a situation where an agent’s obligations conflict. Debate in this area focuses on the question of whether genuine moral dilemmas exist. This question involves considering not only the nature and significance of dilemmas, but also the connections between dilemmas, the logic of obligation and moral emotions. Certain cases involving difficult choices suggest that moral dilemmas exist. These cases also suggest that dilemmas are significant because they show that moral theory cannot help with these choices. If this is right, morality may be unimportant because it may be a system of inconsistent rules that cannot be used as a guide that tells us what to do. But this understanding of the cases is disputable. Perhaps the cases show that agents can be ignorant about what they ought to do. Or perhaps dilemmas are not significant because moral theory tells agents to do the most important of their obligations. On the other hand, principles from the logic of obligation or deontic logic can be used to argue against the existence of moral dilemmas. Principles of deontic logic such as the ‘ought’ implies ‘can’ principle and the agglomeration principle, which says that if you ought to do a and ought to do b, then you ought to do a and b, taken together with the assumption that moral dilemmas exist, turn out to entail a contradiction. This means that one of these principles must be given up, or else it must be the case that moral dilemmas do not exist. Careful consideration of the moral emotions has suggested that dilemmas do exist. It is appropriate for agents to feel guilt only if they ought to have done otherwise. In cases involving difficult choices, it is appropriate to feel guilt no matter what course of action is taken. This suggests that such cases involve genuine dilemmas.


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