Malcolm Forbes

The price of diamonds can vary greatly depending on size, cut, color, and other factors, including whether they have a history. But because of the rarity of blue boron diamonds, they often fetch more money than gems of similar quality.

I'm the only candidate which has a policy about how to bring economic opportunity - using clean, renewable energy as the key - into coal country, because we're going to put a lot of coal miners and coal companies out of business.