Stoicism is an ancient Greek philosophy. As a school of thought, its primary goal is to enable the individual to achieve happiness. It does this primarily through emphasizing the distinction between what is within our control and outside of it. The good Stoic focuses on what is up to them, and stops worrying about what they cannot control. But such a perspective can be difficult to obtain, and requires training, or askēsis, as the Stoics called it. I will argue that the contemporary martial art of Brazilian Jiu-Jitsu is perfectly suited to be a modern form of Stoic askēsis, one that can train the individual to focus on what matters and become a better Stoic. Read more here.