['I made a stupid mistake at work. Because of that mistake, I was fired. I am angry at myself.', "I know it's a blow, but you're only human. Everybody makes mistakes sometimes.", "My boss didn't understand that. The mistake that made cost him a lot of money."]
I'm sorry. People can be greedy and unempathetic.
I made a stupid mistaske at work. Because of that mistaske, I was fired. I am angry at myself.