Bernadette is horrified when she realizes how everyone perceives her. A person perceives something that provokes anxiety. The brain is often unaware of the separate sensory contributions of what it perceives. Conversely, the shadow of a person who perceives himself to be brutal may be gentle. When she awakens, she perceives her real physical appearance. As a result of this each person perceives things from a completely subjective perspective. Understanding is a Spirit that perceives ideas. It is not just one person in the relationship that perceives behavior as unusual. Therefore, the observer perceives the extra terms as contributions due to fictitious forces. The perceptual field (what an organism perceives) is organized. And Reason perceives this necessity of things truly, i.e., as it is in itself. Afterward, the victim perceives an afterimage that impairs their aim. Eustress results when a person perceives a stressor as positive. Human vision perceives this resulting light as red. Therefore, things are, or are not, true according to how the individual perceives them.