# Points - Understanding System 1 and System 2 Thinking ![rw-book-cover](https://readwise-assets.s3.amazonaws.com/static/images/default-book-icon-1.a08c56e2fedd.png) Author:: Voicenotes ![rw-book-cover](https://readwise-assets.s3.amazonaws.com/static/images/default-book-icon-1.a08c56e2fedd.png) ## AI-Generated Summary None ## Highlights > Two systems of thinking: System 1 and System 2. > System 1 is fast thinking; System 2 is slow thinking. > System 1 happens involuntarily and instinctively. > System 1 is based on exposure to patterns, not systematic. > System 2 is systematic, methodical, and logical. > System 2 requires attention and is used for higher-level reasoning. > System 2 requires more cognitive attention. > System 1 operates most of the time, answering simpler questions. > System 1 makes suggestions which System 2 may accept. > System 2 is called on consciously and assesses System 1's suggestions. > System 2 can solidify intuitions into beliefs and habits. > System 2 can make mistakes and focus on the wrong things.