The dangers of a "little learning" are easily offset by pointing out the ways the relevant "simple math" fails in a given case. Cf. Feynman's (for example) use of analogies. He'd state the analogy, then point out the ways in which the analogy is wrong or misleading, the specific features that fail to map, etc. This strategy gets you the pedagogical benefits of structure mapping while minimizing the risk (that Bill Swift warns against, supra) that a little learning will be mistaken for a great deal.
"Utilitarians have unsurprisingly been aware of these issues for a very long time and have answers to them. Happiness being the sole good (for humans at least) is in no way invalidated by the complexity of relationship bonds." (Toby Ord)
Toby, one can be utilitarian and pluralist, so "happiness" need not be the only good on a utilitarian theory. Right? (I contradict only to corroborate.)
Eliezer, when you say you think morality is "subjectively objective," I take that to mean that a given morality is "true" relative to... (read more)