Grief is not something you get over, or goes away. The loss of a loved one, major life change, disease, divorce – any traumatic event impacts your life.
There is no going back to “normal”, since that normal is no longer available. The journey means a few steps forward and also steps back. Don’t use the word progress for your journey, as that implies that you’ll reach a goal.
When you change your perspective to growth, it gives you the flexibility to accommodate the different seasons of growth.