How can clinicians differentiate the "impossible" world a person with schizophrenia lives in, without denying its existence as a lived experience? Clara Humpston helps us understand the "prism of truths in impossibilities" she details in her recent paper, Isolated by Oneself: Ontologically Impossible Experiences in Schizophrenia, published in the March 2022 issue of Philosophy, Psychiatry, & Psychology.