Nothing like a high pressure and high heat environment to expose weaknesses in any design of any product. Yet, that same set of unpleasant circumstances has shown other products to be superior.
The case of the metaphor about diamonds being made under great pressure and heat is tortured a bit to bring out a few motivating points for the reader to consider.
The inspiration came from a conversation involving how one identifies themselves; Diamonds or Lumps of Coal. How you see yourself plays plenty in what options you’ll take when things get hot and heavy in life.
It’s a fascinating case of coal and diamond