Completely agree. I would add, though, that there is no reason not to recommend improvements if you can think of them. You don't have to just accept that things

Completely agree. I would add, though, that there is no reason not to recommend improvements if you can think of them. You don't have to just accept that things take forever, are broken, and everyone hates life. It's not all that rare to find a good manager even at a big Org that wants to help improve things where they can. But if they reject your suggestions then the Zen approach is by far the best.