Earlier quoted context omitted.
> Locking yourself out of society isn’t likely to help achieve any sort of moral progress. On the contrary, i think most moral progress (albeit also many social ills) has been wrought through social pressure.
A minority cannot socially pressure a majority, it will just backfire
it depends of course on the cost of compliance. halal food is fine, because everyone can eat it. a minority of vegans could not force restaurants to stop serving meat because that would in turn exclude the majority of meat eaters.