In life, there are inevitable lessons. For generations of Cubs fans, one of them is the pain that comes from losing.
On Wednesday, the Cubs blew a three-run lead in the ninth inning against the Diamondbacks and taught a young fan that lesson. As Deadspin puts it, he learned "exactly what it means to be a Cubs fan."
Here's the video of the boy reacting to the Diamondbacks scoring the tying run:
Courtesy of SBNation, here's a gif of the moment:
Wrigley Field, by the way, was celebrating its centennial. The Cubs lost 7 to 5.