Wow. Worth reading.
I. The common purpose of suicide is to seek a solution.
II. The common goal of suicide is cessation of consciousness.
III. The common stimulus in suicide is intolerable psychological pain.
IV. The common stressor in suicide is frustrated psychological needs.
V. The common emotion in suicide is hopelessness-helplessness.
VI. The common cognitive state in suicide is ambivalence.
VII. The common perceptual state in suicide is constriction.
VIII. The common action in suicide is egression.
IX. The common interpersonal act in suicide is communication of intention.
X. The common consistency in suicide is with lifelong coping patterns.
Shneidman, Suicidal Mind