Discipline is not just about what you do in the morning; it’s about how you account for your actions at night. The Stoics practiced what is called the Evening Review. Before you close your eyes to sleep, you must put your day on trial. Ask yourself three brutal questions: What did I do well today? What did I do wrong? And what will I do differently tomorrow? This isn't about guilt or beating yourself up. It’s about data. If you spent three hours scrolling on social media, don't ignore it—record