The document discusses the filter of the mind and how it affects our perception of reality. It states that our perception is limited by both our senses and how our mind interprets and filters information. The main factors that make up the filter of the mind are: 1. Knowledge - Our existing knowledge determines how we interpret new information. Knowledge can be true or false and shape our understanding. 2. Viewpoints - Such as opinions, attitudes, and beliefs. These are based more on emotion than facts and do not always convey the truth. Viewpoints are formed through social and family influences as well as self-interest. 3. Emotions - Our emotional state at the time impacts how we assign meaning to new