The emotional facial expression of others influences how positive or negative we perceive an odour. The basis of this effect seems to be the activity of a brain area that is relevant for smelling and is activated even before we perceive an odour.
— Read more at How the emotions of others influence our olfactory sense at Science Daily.
I guess I’ll have to blame social learning for enjoying fried squid and stinky cheese then.
*dried squid. Fried squid smells just as delicious as anything else that get dunked in vats of hot oil.