Cognition is knowing something, like the answer in a test, while metacognition is knowing whether you know the answer or not. So which is more important? To know the answer or to know that you don’t? This is something I find myself doing more and more. When faced with a question, I know I can just do a search on the web for relevant answers. I may know that I don’t know the answer to your question, but I will in a minute… When you’re faced with a decision, do you act on what you think is the right thing to do, or do you make sure first? Learn To Understand Your Own Intelligence [PickTheBrain]