A bad decision, often referred to as a mistake, occurs when a choice leads to negative consequences. This can happen due to a lack of information, poor judgment, or emotional influences. For example, choosing to invest in a stock without proper research can result in financial loss. Mistakes can be learning opportunities, helping individuals and organizations improve future decision-making. Recognizing and analyzing a mistake allows for better strategies and choices down the line. Ultimately, everyone makes mistakes, but the key is to learn from them to avoid repeating the same errors.