The lower the descent, the higher the potential ascent. Known in chassidus as: "Yerida l'tzorich Aliyah" - it is a descent purely for the purpose of ascent.
When your life takes a turn for the worse, know that this is the preparation for a future elevation. It's the ricochet effect. The harder you throw a ball down, the higher it will bounce back up.
People are tested all the time: know that is all it is: a test. Sometimes it may last for many years, sometimes just a few days. The lower you have fallen, the higher you can potentially rise. If you know this, then nothing should ever bother you again.