This is a linkpost for http://putanumonit.com/2016/10/06/theory-of-an-immoral-sentiment/
But, wait, once you've decided on a course of action.
You are misreading Jacobian. Let me quote (emphasis mine):
whenever you have finally decided that you should make the world a better place, at that point emotional empathy is a bias that you should discard when choosing a course of action.
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but it's not at all clear that it's actually a bad idea.
Such people are commonly called "fanatics".
You are misreading Jacobian
Plausible guess, but actually my error was different: I hadn't noticed the bit of Jacobian's comment you quote there; I read what you wrote and made the mistake of assuming it was correct.
Those words "once you've decided on a course of action" were your words. I just quoted them. It does indeed appear that they don't quite correspond to what Jacobian wrote, and I should have spotted that, but the original misrepresentation of Jacobian's position was yours rather than mine.
(But I should make clear that you misrepresen...