Note 164 — LECTURE X THE MEANING OF IDEAS AS DETERMINED BY SETTINGS
Reading edition
Ibid., p. 152. It is interesting to note that statistics show that traumatic psychoses following railway accidents are comparatively rare among trainmen, while exceedingly common among passengers. The reason is to be found in the difference in the settings of ideas of accidents in the two classes of persons. It is the same psychological difference that distinguishes the seasoned veteran soldier from the raw recruit in the presence of the enemy.