How to Unleash Your Inner Nerd – Bill Nye: “You see; shoelaces are not just shoelaces when you view them through the filter of everything all at once. They are the raw material of knots, and knots are the embodiment of mathematical beauty; mathematical beauty is a fabulously useful tool for rational problem solving; and rational problem solving is, of course, the most powerful tool for changing the world. In my Nye’s-eye view of the world, tying a well-crafted knot is like a personal promise to engage in that whole glorious process. I often have three such knots with me: two on my shoes and one around my neck in the form of my beloved bow tie. But when I look at the knots all around me—well, it’s troubling. There’s a lot of work to be done…”