Tim Cahill

I have no problem with the adventure travel movement. It makes better, more sensitive people. If you get people diving on a coral reef, they're going to become more respectful of the outdoors and more concerned with the threats that places like that face and they're going to care more about protecting them than they would have before.

What I look for when I see a piece of art for the first time is some kind of emotional, intellectual experience, that's a combination of both of those things and is informed by my knowledge and something new that I see the artist doing.

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.