For Better or For Worse by Lynn Johnston for February 22, 2000
Transcript:
April: Can you fix it, Grampa? Jim: I think so. These things can take quite a beating. April: A kid called Jeremy threw it out of the school bus window. Why would he do that? Jim: I don't know, April. There are a lot of people on this planet...and some of them are just plain "mean." April: Then, why are we called man-KIND?
Spoiler alert - some time later, we find out why Jeremy did that!