When he wants to repair the door he had to manually repair without consulting anyone else until you make the door crack spread, so that we can decide what we should be very cautious as well.
When he embarked on his self-repairing door and window repairs without consulting anyone. Until the door window shattered So we are going to do something, we should exercise caution.
When he had to repair the window and door manually, he began to repair without consulting anyone. The windows and doors scattered. So that we can do anything we should be careful.