If we allow subjective opinions, then ridiculous conclusions are possible.
Keep in mind that I was responding to Lumifer’s comment:
Humans are special in the same way a roast is tasty or a host charming. It is entirely in the eye of the beholder, it’s a subjective opinion and as such there is no “actually” about it.
This is not intended to be a grand, sweeping axiom of ethics. I was just pointing out that allowing these subjective opinions proves more than we probably want.
That still has the same flaw. If we allow any and all subjective opinions, then ridiculous conclusions are possible. But it doesn’t follow that if we allow some subjective opinions, ridiculous conclusions are possible. And nobody’s claiming the former.
Fair enough. What if we replace (1) with
If we allow subjective opinions, then ridiculous conclusions are possible.
Keep in mind that I was responding to Lumifer’s comment:
This is not intended to be a grand, sweeping axiom of ethics. I was just pointing out that allowing these subjective opinions proves more than we probably want.
That still has the same flaw. If we allow any and all subjective opinions, then ridiculous conclusions are possible. But it doesn’t follow that if we allow some subjective opinions, ridiculous conclusions are possible. And nobody’s claiming the former.