I've been trying to stop my nihilistic and pessimistic views, cause they don't actually help improve things, but help me cope with injustice without getting hur

I've been trying to stop my nihilistic and pessimistic views, cause they don't actually help improve things, but help me cope with injustice without getting hurt. But events like this really hit me. I don't need to be unrealistically optimistic, but it's possible that the situation can be improved a bit and maybe I can play a part in that. Well, if the cost of tax evasion increases by 1%, I can say it's a big win.