“All the years I’ve wasted.” It is a feeling of sadness and loss. Loneliness. The feeling of “if only.” Regret. Feelings of abandonment, pain, helplessness, and hopelessness. Nostalgia. Melancholy. Depression. Longing. Irretrievable loss. Heartbrokenness. Anguish. Disappointment. Pessimism. Grief can be precipitated by the loss of a belief system, a relationship, a capacity or role, a hope about ourselves, or an overall attitude toward our life, external circumstances, or institutions.