Making mistakes is part of human nature. It's best to expect that a lot of things will go wrong, items will be lost, deadlines won't be kept, driving won't be d

Making mistakes is part of human nature. It's best to expect that a lot of things will go wrong, items will be lost, deadlines won't be kept, driving won't be done correctly, your boss won't know that doing $thing will cause $badthings (including annoyed employees), code will be written suboptimally, people will say stuff that hurts other people, people who hurt other people will claim they acted perfectly normally, etc.