Cognitive therapy is a short-term psychotherapy that aims to change dysfunctional thought patterns and behaviors. It is based on the idea that one's thoughts and perceptions influence emotions and behaviors more so than external events. The document outlines the definition, fundamental assumptions, typical duration, indications, and techniques of cognitive therapy. Cognitive techniques include stopping intrusive thoughts, counterbalancing faulty cognitions, altering cognitions, and resolving problems directly. The overall goal is for patients to develop new skills and a greater sense of control over their thoughts and actions.