It's not just kindness and love for their own sake, but greeting the broken things--and the broken people, both inside us and outside us--with love and compassion for the purpose of improving. That's a pretty spiritual idea, but it's also an idea from cognitive behavioral therapy. In any event, schools have a mission that's incredibly important today, and that is to teach them all in every action we take. We might as well be kind to one another in front of kids.
School Ahead is by Jeff Moore. He's sharing all of these thoughts as himself, and is not representing any school or organization.