Think about what usually makes you angry, frustrated, anxious; most likely it has something to do with external events that are beyond your control. Your boss, your family, the economy, your past, the future.
Stoic philosopher Epictetus offers one of the most compelling teachings to prevent pointless nail biting and despair. He teaches us to separate life into two groups, the areas of life under our control (Internal) and those beyond our power (External).
It's fair to say that most of us ...
