When someone is talking about how difficult a situation/ task was, but because it was them they managed to do it well.
For had it not been them it wouldn't have been able to be done.
Martyr Bragging dick: "The workload Mr Boss gave me was completely unreasonable. There was far too much for someone to do in that time. I mean, if he hadn't given it to me and like Margaret instead, it never would have been completed on time"
Self respecting normal human being: "You need to shut up you martyr bragging fuckface, you're not special"