A subjective performance evaluation typically relates to intangible employee qualities and is based on subjective feedback from the manager as opposed to objective, measurable feedback.
People who have many episodes of major depression may also have periods of persistent but milder depressed mood. During a major depressive episode, thinking can get out of step with reality. The person has psychotic symptoms such as false beliefs (delusions) or false perceptions (hallucinations). Some people who have episodes of major depression also have episodes of relatively high energy or irritability.
Major or clinical depression is a serious but treatable illness. Depending on the severity of symptoms, your doctor may recommend treatment with an antidepressant medication. He or she may also suggest psychotherapy, or talk therapy, in which you address your emotional state.