1. Markedly diminished interest or pleasure in all or most activities, combined with psychomotor disturbances, fatigue, insomnia, feelings of worthlessness, and recurrent thoughts of death 2. Grossly...

1. Markedly diminished interest or pleasure in all or most activities, combined with psychomotor disturbances, fatigue, insomnia, feelings of worthlessness, and recurrent thoughts of death

2. Grossly disorganized behavior combined with inappropriate affect, disturbed speech and loose associations, and delusions of grandeur—for example, a belief that one is working for a secret government agency and is being followed by foreign spies