Scientists have turned an ancient philosophy into a recipe for confidence that works

Chris Hondros/Getty Images Principles of Stoicism — an ancient philosophy — can be found in the modern psychology treatment Cognitive Behavioral Therapy — or, 'CBT.' CBT is built on the core idea that people don't react to events, they react to how they interpret those events — and those interpretations can be altered. Stoicism is similar: It says that humans need to question irrational or unhelpful beliefs. To build a better self-image, or build confidence, it's crucial to identify and ...