A system is a structured set of interconnected components that work together to achieve a specific purpose. Systems can be natural, like ecosystems, or man-made, like computer systems, transportation networks, and organizations. At its core, a system is defined by inputs, processes, and outputs, where each part contributes to the overall functioning. For example, in a computer system, hardware, software, and users interact to process data and produce meaningful results. In organizations, systems are used to manage workflows, improve efficiency, and ensure smooth communication. Systems thinking is a valuable approach to problem-solving because it emphasizes understanding relationships and dependencies instead of just focusing on individual parts. A well-designed system is efficient, reliable, and adaptable to change, while a weak system can create bottlenecks, errors, or failures. Whether in technology, business, or nature, systems provide order, balance, and structure, allowing complex operations to function seamlessly and sustainably.