"You know, I just felt maybe he really needs help," Diaz says.
After they ate, Diaz told the teen he’d have to pay for dinner, since he didn’t have his wallet. The teen handed the wallet back, and Diaz gave him twenty dollars, although he did ask for the knife, which the teen handed over.
"I figure, you know, if you treat people right, you can only hope that they treat you right. It's as simple as it gets in this complicated world."
Listen to the entire story at NPR. http://www.npr.org/templates/story/story.php?storyId=89164759 -via reddit