Sam Kean

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 am so tired of ruggedly handsome heroes. I don't know too many ruggedly handsome people who are necessarily nice people. In fact, the beautiful people have a big handicap because they rely too much on their appearance and don't bother to become interesting.

The British have turned their sense of humour into a national virtue. It is odd, because through much of history, humour has been considered cheap, and laughter something for the lower orders. But British aristocrats didn't care a damn about what people thought of them, so they made humour acceptable.

What's so funny about cats is that they have this kind of aloof, superior vibe to them. Even if you love them, they are unpredictable. Dogs are more social, and the way that they attach and bond to us is much more human.