I've been working on Titanic for nearly 20 years. I've planned this investigation to be my final word. It's time for me to pass the baton and move on to some new challenges. But I'll never stop thinking about Titanic. For me, it's so much more than simply an exercise in forensic archeology. Part of the Titanic parable is of arrogance, of hubris, of the sense that were too big to fail. Well, where have we heard that one before? There was this big machine, this human system that was pushing forward with so much momentum, that could'n turn. It couldn't stop in time to avert a disaster. And that's what we have right now. Within that human system on board that ship, if you want to make it a microcosm for the world, you have different classes. You've got first class, second class, third class. Well, in our world right now, you've got developed nations and undeveloped nations. You've got the …