I. Core Definition: Anything that can go wrong will go wrong; the more you worry about or fear something bad happening, the more likely it is to happen. II. Classic Original Version: If anything can go wrong, it will. III. Four Core Laws: 1. Nothing is as simple as it seems. 2. Everything takes longer than you expect. 3. Anything that can go wrong will go wrong. 4. If you worry about something happening, it's more likely to happen. IV. Common Examples in Life: 1. The more rushed you are when leaving home, the more likely you are to get stuck in traffic or forget something. 2. If you don't carry an umbrella, it's bound to be sunny; if you do, it's bound to rain. 3. The content you didn't review for the exam is most likely to be on the test. 4. When queuing, the line you choose is always the slowest. V. Deeper Psychological Explanation: 1. Negative Focus Bias: People tend to overemphasize bad outcomes and amplify memories of bad events. 2. Probabilistic Inevitability: If an event has a probability of failure, given enough time, it will inevitably happen. 3. Anxiety adds fuel to the fire: Tension and anxiety can impair judgment, making mistakes more likely and contributing to bad outcomes.