The Language of Systems

System one and system two are not systems in the standard sense of entities with interacting aspects or parts. You should treat them as nicknames, like bob and joe, identifying characters that you will get to know over the course of this book. The fictitious systems make it easier for me to think about judgment and choice,. This is also my hope for the language of systems. Automatic system takes longer to say than system one, because anything that occupies your working memory reduces your ability to think.