What I kept pressing upon them is one of the greatest gems there is — a diamond. A diamond, whether it's man-made or comes from coal, is a result of pressure. I wanted them to understand the more pressure is put on you, the more of a diamond you can become.  -   John Chaney     Quotes
What I kept pressing upon them is one of the greatest gems there is — a diamond. A diamond, whether it's man-made or comes from coal, is a result of pressure. I wanted them to understand the more pressure is put on you, the more of a diamond you can become. John Chaney