If this doesn't make your eyes moist, you're an unfeeling robot (or you have a problem with your tear ducts that needs attending to)
Nicholas Winton helped 669 Jewish children escape the Nazis. His efforts went unrecognized for 50 years. Then in 1988, while sitting as a member of a TV audience, he suddenly found himself surrounded by the kids heโd rescued, now adults.
I like to remember this every Jan 27th.