SUMMARY: The average person's circle of concern has a diameter of 4-5 feet, depending on how recent the last meal was. This can be verified by scrolling through Twitter for five minutes or listening to literally anyone's political opinions. Some people feel that this might have been different in the past? Consequently, "scientists" are investigating the causes and symptoms of kindness, presumably in order to find a cure. So far they have made no discoveries worth reporting, so they decided to replicate an experiment discussed in Media Studies for Dummies.
Every man for himself can only be changed by the power of law. Blame your lawmakers, because it's exactly the way they need it to be. Divide and conquer.
> But it turns out there is a sweeping scientific case for kindness.
Really? You need a scientific justification for being kind?