There has been a lot of talk about the non-linearity of the world, and change. Quantum mechanics teaches us that change happens in bounces and stages, instead of increments. Chris Anderson talks about the non-linear long tail, and how disproportionate the different pieces are in terms of their share of the "pie".

I'm the kind of person who constantly needs intellectual stimulation. I always need to have a major mental adventure going on in my life. The more the adventure requires me to learn and discover new things, the better.