Fear is the mind-killer ... I will face my fear. I will permit it to pass over me and through me. And when it has gone past I will turn the inner eye to see its path. Where the fear has gone there will be nothing. Only I will remain. - Bene Gesserit "Litany against Fear" from Dune by Frank Herbert
This section contains information about schizophrenia and other psychotic disorders. This isn't an area I work in much, so the section is fairly limited.