IOW:
“Look at me! I did a good deed! Ain’t I great?!?”
I’ve read similar stories of other people doing the same, and never seeking publicity and preferring to remain “unknown” Those people did it out of the kindness of their hearts, not for publicity or for self-aggrandizing or self-adulation.
My brother went into a restaurant with his family which included 4 well behaved kids. Some older fella was so impressed he paid their tab and left.