People do care where their food, or other goods, comes from, not merely if the price is right. And that means no business can afford to ignore the impacts their buying practices have on producers and on the perceptions and choices of consumers.
Atheists should point out that life without God can be meaningful, moral and happy.
True respect means taking other people's beliefs seriously and assuming they are adult and intelligent enough to be able to cope with it if you tell them, clearly and civility, why you think they are totally, utterly and disastrously wrong.
Stress means something different if it is the result of rewarding work rather than struggling to keep the family out of debt.