The Physical Type
The core emotional issue for the physical types is anger.
As such, anger originates in the body and finds expression in various ways.
Point nine on the enneagram was said to be the most out of touch with anger. Because of this, nines are passive-aggressive and want to do anything they can to avoid the direct expressing of their anger. While they are extremely nice people, they tend to be terribly self-forgetting and merge with others' points of views.
Point one on the enneagram represents the internalized version of anger. Their anger is addressed at a righteous cause or maintaining a correct posture about important elements in their lives. The ones tend to be perfectionistic about everything they feel, think and do in life.
Point eight on the enneagram represents the point which is most expressive about their anger.
Here we have the outspoken leader or boss who can present their anger at a moments notice. They have no qualms about letting out their anger, even if it may be inappropriate behavior.