[Applause] From the title of my talk, you would think that this is just another nature versus nurture story. Well, it is. But the difference is that I'm not going to just talk about it. I'm going to make you guys actually live it.So, just close your eyes and just imagine with me. You were adopted by South African and Canadian parents at birth and you lived a simple life in South Africa. You played, you studied, were you were even grounded when you misbehaved.However, at 17, you moved to Canada to study at t ...