To prevent things from going to the deteriorating state without any measures to cure and leaving you overwhelming and hasty, when you begin with a project or do something to chase a goal to persuade a dream, you must inevitably have plan A, plan B etc well-prepared in mind as well us feeling it not hazardous at all to imagine how the worst situation would be in a future just in case of some problems filled with seriousness and incorrigibility happening as a sudden.