Life revolves around learning—in school, at our jobs, even in the things we do for fun. But we often don’t progress in any of these areas at the rate we’d like. Consequently, and unfortunately, we often give up our pursuits prematurely or resign ourselves to always being mediocre in our classes,...

When you’re lifting weights, you might be thinking about setting a new PR or doing your curls for the girls. But throughout history, philosophers have thought about physical fitness on a deeper level and considered how exercise shapes not only the body, but also the mind and the soul. My guest...