If you fix a mistake, you should not be selective because when you. If you choose to fix mistakes, you're afraid that what you don't fix will actually cause you to fail, so be calm, whatever mistake you make, you have to fix it, whether it's a small or a big mistake. it has to be fixed, whether it's a technical problem, a management problem, a psychological problem, whatever problem it is, it has to be fixed because every little mistake, no matter how small, can make you fail and can make you destroyed. So you have to be careful and wise.