### person:

Introvert
* are best suited to private activities like computer work, accounting, or suicide
  - concentrators and reflective thinkers
* are more attracted to depth
  - interested in the inner world of ideas
  - prone to illness
* are people who get energy from the inside world
  - whose thoughts and ideas are drawn inward
* are territorial about space
  - and desire space
* can be territorial
  - benefit from colors that excite, warm hues of yellow , red , and orange
  - experience a sense of loneliness when they are in a crowd
* direct their energy toward the inner world of ideas, beliefs and values.
* gain their energy from thoughts, things and ideas.
* get more of their stimulation internally, whereas extroverts seek outside sources
  - worse colds than extroverts
* have lower social engagement and energy levels than extraverts
  - the gift of concentration, reflection, and ease in dealing with the inner world
* lack the exuberance, energy, and activity levels of extroverts.
* like to ponder the world before they experience it.
* play extroverts, people experiment with different things
  - individual sports or activities
* tend to communicate best and with most pleasure with a small circle of close friends
  - get energy from thinking and reflecting
  - keep their thoughts to themselves
  - think about things before talking
+ Myers-Briggs Type Indicator, Outlooks (Introversion / Extraversion): Psychology
  * The MBTI measures four things. Extraverts are people who get energy from the outside world. Extraverts like to spend their time with other people. Introverts are people who get energy from the inside world. Introverts tend to get energy from thinking and reflecting.

Intruder
* are entrants.
* enter areas
  - homes
* gain breeding status by displacing one member of a breeding pair.
* includes arms
  - body substances
  - cell membranes
  - cells
  - corpi
  - cytoplasm
  - heads
  - human bodies
  - legs
  - material bodies
  - necks
  - nuclei
  - personality
  - plasma membranes
  - sections
  - vacuoles
* invade homes.
* is an entrant
* know territory.
* leave vicinities.
* to enter territory.

### person | intruder:

Alien
* Most aliens have families.
* Some Aliens come to Earth, during the Neolithic, to know more about life.
* Some aliens have skin that glows in the dark
  - look like robots, metal objects, or animals
  - receive nutrients from basking in the Sun
  - wear wigs
* are a part of our living culture
  - any species that is moved out of their natural range
  - as different as people
  - being
  - depicted as eusocial life-forms with a defined caste system which is ruled by a queen
* are located in outer space
  - universes
  - people who have emigrated from a foreign country
  - simply beings from other planets who are more technologically advanced than earthlings
  - software
  - subject to disabilities, have rights, as well as duties
* can alter our perceptions of our surroundings
  - assume human form
  - make a woman pregnant through their palms
* do have intelligence.
* exist only in mythology.
* have big heads and glowing fingers, or crinkled skin draped over massive foreheads
  - low sperm counts
  - odd shaped heads, And they have more than one eye
  - rich dream lives, in which they dream vivid, color images
  - vacuoles
* live in hive societies dominated by an egg-laying queen.
* make potato chips with healthy plastic fat.
* often exhibit inappropriate senses of humor.
* pass through areas.
* seem to absorb atoms to 'eat'.
* spawn from eggs, which regrow after an alien emerges.
* tend to blow up a lot when killed, and their bodies melt away in seconds.

Dangerous intruder
* cause the caterpillar to tap when they approach.
* invade homes.

Infiltrator
* are intruders
  - spies
* is an intruder