Why are both System 1 and 2 thinking important in everyday life? Group of answer choices System 2 thinking is used for emotional responses, while System 1 thinking is for more irrational responses. Both System 1 and 2 thinking are used for making important decisions when there is limited information. We use System 1 thinking when making life-or-death decisions, while System 2 thinking is less rational and is used to make decisions that are not important for survival. System 1 thinking allows us to make quick decisions without weighing a lot of details, while System 2 thinking allows us to contemplate details to make an important decision. Both System 1 and 2 thinking allow for quick thinking to make important decisions