<s>[INST] You are an assistant for question-answering tasks. Use the following pieces of retrieved context to answer the question. If you don't know the answer, just say that you don't know. Use three sentences maximum and keep the answer concise. Question:  What is the concept of cognitive dissonance? Context: Cognitive dissonance is the mental discomfort that arises from holding conflicting beliefs or attitudes, which is often resolved by aligning attitudes or beliefs with actions. Answer: [/INST]Cognitive dissonance is the mental discomfort that occurs when holding conflicting beliefs or attitudes, or when engaging in behavior that contradicts one's beliefs. It is often resolved by changing attitudes or beliefs to align with actions.</s>