In this case, I’m referring to the notion that we all make minor sacrifices in our daily interactions in service of a “greater good” for everyone.
“Following the rules” would be a simplified version of what I’m talking about, I suppose. But also keeping an awareness/attitude about "How will my choices affect the people around me in this moment? “Common courtesy”, “situational awareness”, etc…
I don’t know that it’s a “new” phenomenon by any means, I just seem to have an increasing (subjective) awareness of it’s decline of late.
Years ago a buddy of mine worked at one of the big chain stores. He would always talk about how much he loved to be sent on cart retrieval, for the reasons you mention.