And here, the idea is not that my weight gain is causing your weight gain, nor that I preferentially form a tie with you because you and I share the same body size, but rather that we share a common exposure to something, like a health club that makes us both lose weight at the same time.
I ovdje nije stvar u tome, ako se ja debljam debljaš se i ti zbog toga, niti da radije ulazim u vezu sa tobom zato što imamo istu težinu već zato što smo oboje izloženi nečemu poput fitnes centra zbog čega oboje mršavimo u isto vrijeme.