When I see the films, pictures or read stories I am filled with a mixture of anger and awe. Anger at the barbaric animals who could treat human beings this way, and awe at the people who managed to survive with their emotional health intact, and more impressively, their emunah strengthened.
As a side point, (I know this is not what the OP had in mind…) when watching Hollywood produced Holocaust era movies, it is interesting to note that many of them focus on the few Nazis/Germans who helped the Jews, instead of the rest who did not. ex: Schindler’s List, The Pianist