A 68-year-old woman is referred to the PMHNP 4 months after her husband died. The referral was made by the woman's primary care physician. She reported to the physician that she can hear her deceased husband's voice calling out to her as she is falling asleep. This usually happens after she has been talking about him with friends or looking through old photo albums. The PCP is worried the patient is having a psychotic episode and would like her to have a psychiatric evaluation. Which of the following statements explains why her symptoms are not considered to be psychotic?