Instead of living your life and letting days go by without much care, you ought to think about becoming old. There's no certainty that you'll reach old age but it isn't unhealthy to assume so. After all, many reach their 60s and beyond. So it wouldn't be strange why you would do the same later on. Since you might age enough to see your hair turn grey and feel that your body is already weak, you should prepare. It would be difficult to find yourself one day unprepared for the days when you're already vulnerable. The fact is that you can reduce your vulnerability so you should be ready while you're ahead. Whether you're alone or with people in the future, you should think about your daily functioning plus your safety and security. After all, when you're old, your bones, muscles, and joints are already weak. Because of such things, it's clear that doing certain things might be difficult or already impossible for you. Due to this, you need to do some th...