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.
The social contract is simply a more formal explanation and exploration of exactly what you just described. It is sort of the bridge between basic human behavior and a codified set of rules governing society. The golden rule is great and all but it is actually really difficult to codify that in black and white legislation. There’s been tons of speculation about it over the centuries. Guys like Hobbes, Rousseau, and Locke for example; and then their work heavily influenced the american founders like Jefferson, Monroe, Madison, and other political titans like them.