Gold (n.):

1. a precious yellow metallic element, highly malleable and ductile, and not subject to oxidation or corrosion. Symbol: Au; atomic weight: 196.967; atomic number: 79.
2. a quantity of gold coins.
3. a monetary standard based on this metal.
4. money; wealth; riches.
5. something likened to this metal in brightness, preciousness, superiority, etc.

Ex. How do I know he has a heart of gold?
Because every step they take and word they say to try to make him into one of their monsters simply drives him even further away.

And that's what I'm most proud of him for.