Presumably, people would choose to use, SYSTEM 1, when making judgments that aren't particularly important and, SYSTEM 2, for further pivotal opinions, but substantiation suggests this isn't the case.
What's System 1?
“ System 1 ” thinking is intuitive thinking – fast, automatic and emotional – and grounded on simple internal rules of thumb( “ heuristics ”) and allowing impulses( cognitive impulses) that affect in prints, passions and inclinations.
What's System 2?
“ System 2 ” Allowing is reasonable cognition-slow, careful, and methodical - and grounded on studied examination that leads to logical conclusions.
thus, answer is System 1 and System 2
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