A happy feller.
A happy feller. (MLB.com)

Here's your heart-warming story of the day.

A World War II veteran attended Tuesday night's Red Sox game, and walked away with a foul ball courtesy of the ball girl. What's more -- it was the gentleman's 100th birthday (hat tip: SI):

That's part of why we love sports: the ability for a little thing, like a baseball, to make someone's day.