Part of the thinking about it is not making excuses to yourself. If I have to rewtite something, I don't just dismiss it as refactoring, I also ask myself if I

Part of the thinking about it is not making excuses to yourself. If I have to rewtite something, I don't just dismiss it as refactoring, I also ask myself if I could have got it right the first time. And try to estimate how long it will take, because you will improve with practice, and it is part of doing a professional job, even if it is thoroughly broken and abused at your place of work.