A parable of two pieces of iron in the hands of a master blacksmith.  How do you respond when life turns up the heat?  No life is free from difficulties, pain, stress, or trial. You can let it break you or build you.  "No discipline seems pleasant at the time, but painful. Later on, however, it produces a harvest of righteousness and peace for those who have been trained by it."    Heb. 12:11