This is a skill that must be cultivated, by doing so, you will learn to be a silent witness without judgment of yourself others and life in general. This will give you objectivity and allow you to see other choices for your life you may need to consider. Assume that there is always a higher wisdom, which you can access and grasp. To presume otherwise is to be presumptuous in a small way. If you are to be presumptuous, do it liberally and open yourself to larger anticipations and discoveries.
Mankind has thousands of years of recorded history of pain and suffering.
Feed your mind and spirit by studying others who have been down a similar path and learn from them. Search for a good self-help book. Develop the mindset of a seeker of wisdom by seeking out wise persons. Pray and have faith that God has not abandoned you, he many be leading you towards your destiny if you let him guide you. Ask a specific question, or request specific light to be shed on exactly what you need.