The speaker reflects on a personal story of regret and the concept of bifurcation in math, and decides to visit someone to apologize. They describe the visit, being greeted warmly, and recording their conversation on a porch.
First aired back in 2009, this episode is all about one thing, or rather a collection of things. Whether you love 'em or hate 'em, chances are you rely on numbers every day of your life. Where do they come from, and what do they really do for us? This hour: stories of how numbers confuse us, connect us, and even reveal secrets about us.