Compare and Contrast: Extraversion vs. Introversion

Extraverted Functions Introverted Functions
focus on the objective focus on the subjective
check outside / with others first check inside / with self first
oriented outward towards actual objects oriented inward towards the subjective impressions of objects
bring in data about objects and things store data for future reference, access previously stored impressions
use the actual instance of the object to understand its ideal form use the ideal form of an object to understand its actual instance
experience objects in time and circumstance less constricted by time, circumstance, or things outside the self
Extraverted Perceiving Functions – Se / Ne Introverted Perceiving Functions – Si / Ni
explore, examine, learn about, and understand all aspects of an actual object soak up, learn about, and understand all aspects of the impressions an object evokes
Se Si
actual world of sensing ideal world of sensing / model of the sensing world
learns about and understands objects via the senses learns about and understand objects via the sensations and memories they evokes
wants direct physical awareness of the object — what it’s like, how it feels, how it will behave when manipulated, what it’s doing in the here and now and how it will behave in the here and now stored facts, physical sensations, what is reliable, stable, and agreeable to instinct, how the object compares to previously experienced objects of the same type
Ne Ni
actual world of intuition ideal world of intuition / model of the intuitive world
learns about / understands an object’s actual potential and patterns learns about / understands an object via how it compares to evoked connections, patterns, etc
wants to know what the object could become, how it could be transformed, the innovative possibilities surrounding the object, what patterns the object exists in and how they can be manipulated, and how changes could be made asks how the impression compares to all the connections, associations, and patterns observed about the object, in particular where did it come from and where is it going?
Extraverted Judging Functions – Fe / Te Introverted Judging Functions – Fi / Ti
judge and make decisions about all aspects of an actual object judge and make decisions about an object according to the impressions it evokes
Fe Fi
actual world of feeling ideal world of feeling / model of the feeling world
makes decisions about objects via how the object actually feels makes decisions about objects via feelings they evoke
wants to know the general feeling tone of the object (generally people), what context the object exists in, whether there is harmony among the object and its environment, the needs of the people, and different standard behavior and rituals among them focus on stored emotional ideals, how does the object in question compare to its most ideal incarnation, to emotions felt by me in the past, and to concentrated ideals of the emotion?
Te Ti
actual world of thinking ideal world of thinking / model of the thinking world
makes decisions about objects via actual logical features makes decisions about objects via logic they evoke
wants to know how the object is organized, how distinct is it in its context, how it can be quantified, what exactly it is, what common behavior it exhibits, and what amount of force sustains it in the outer world concerned with stored thoughts, definitions, abstracted ideas, logical conclusions, and other such things that are ultimately abstracted from the impression of an object