Dallas Maverick Dirk Nowitzki visits kids at Children's Medical Center Dallas.

Dallas Maverick Dirk Nowitzki plays guitar and hands out presents for children at Children's Medical Center in Dallas.

[@SteveFromLongIsland]

best human being ever

[@jbad1114]

That's very true

[@MeredithAnne88]

All this to make children and their families smile. We don't deserve Dirk--he has a heart of gold.

[@negativezero3107]

he would not let anyone put this in the media forever, he just did it without anyone knowing about it

[@Eminosrrr]

I love NOWITZKI.

[@00jaggy]

what a great guy!!!

[@Vasfcxdff4027]

REAL GOAT

[@brittanyring8580]

I wish Steve Nash was still playing, him and Dirk made a good team.