Guide · Reading path
The four-layer profile
Understand how MBTI, HSP, astrology-inspired archetypes, and motivation form one long-term profile.
Start readingStart with MBTI
Use the four letters as an entry point into cognition, not as a final identity label.
Start readingCognitive functions
See where personality weather and stress states come from.
Start readingTypes · 16 personalities
Articles · Topic guides
Continue through personality models, cognitive functions, sensitivity, archetype, motivation, and relationship patterns.
Soul Gravity Theory
How to Read Your Personality Profile: From Long-Term Structure to Current State
Read personality results by layer, time scale, and confidence so model conflicts become practical observation questions.
Read articleThe Four-Layer Personality Model: Cognition, Sensitivity, Archetype, and Motivation
Understand how Soul Gravity separates personality into cognitive, sensitivity, archetype, and motivation layers so each model answers the right question.
Read articleWhat Is the Personality Home: Four Layers, Unified Summary, and Dynamic Observation
Learn how the personality home organizes four long-term profile layers, Unified summary, history, and dynamic observations without making private pages indexable.
Read articleWhat Is the Soul Relationship Codex?
The relationship codex uses personality profiles to discuss interaction patterns, communication cost, and conflict sources without turning compatibility into fate.
Read articleWhat Is the Situation Layer: Why It Is Not a Fifth Personality Layer
The Situation Layer observes current context, pressure, and action inertia. It is dynamic and should not be counted as a fifth long-term profile layer.
Read articleWhat Is Unified Profile: How Four Personality Layers Become One Summary
Unified Profile is not a new test or fifth layer. It summarizes existing profile layers while preserving evidence boundaries and uncertainty.
Read articleMBTI Cognitive Layer
Introduction to Cognitive Functions: How to Read Fi, Fe, Ti, Te, Ni, Ne, Si, and Se
Learn how the eight cognitive functions describe perception and judgment paths, including dominant, auxiliary, tertiary, and inferior positions.
Read articleFi vs Fe: Inner Value and Relational Atmosphere
Understand Fi and Fe as two feeling-function directions: inner value alignment versus shared relational atmosphere.
Read articleWhat Is Grip State: Why You May Act Unlike Yourself Under Stress
Grip state describes a stress pattern where the inferior function takes over, making behavior feel rigid, reactive, or unfamiliar.
Read articleINFP vs ENFP: Fi-Ne and Ne-Fi, Which Comes First?
Compare INFP and ENFP by function order rather than reducing the difference to introversion versus extraversion.
Read articleINFP vs INFJ: Fi-Ne and Ni-Fe in Two Kinds of Idealism
Compare INFP and INFJ through Fi-Ne versus Ni-Fe so their similarity and difference are not reduced to vague idealism.
Read articleINTJ vs INFJ: Same Ni Lead, Different Te and Fe Direction
Compare INTJ and INFJ through Ni-Te and Ni-Fe: both see long-range patterns, but they operationalize them differently.
Read articleWhat Is an MBTI Loop State?
A loop state describes a closed circuit between dominant and tertiary functions that bypasses the balancing auxiliary function.
Read articleWhy MBTI Compatibility Cannot Be Read from Four Letters Alone
MBTI compatibility needs cognitive functions, stress state, sensitivity, motivation, and real interaction context, not only type pairs.
Read articleWhat Is the MBTI Eight-Function Stack?
Use Se, Si, Ne, Ni, Te, Ti, Fe, and Fi to explain perception and judgment more precisely than four-letter type alone.
Read articleMBTI Relationship Analysis: Interaction, Complementarity, and Conflict Across 16 Types
Read MBTI relationship patterns through cognitive functions, stress state, sensitivity, and real communication instead of deterministic type matching.
Read articleWhat Is MBTI? An Introduction to 16 Types, Four Letters, and Cognitive Functions
Understand the basic meaning of MBTI, the four preference dimensions, the 16 types, and how they connect with Jungian cognitive functions.
Read articleNi vs Ne: Introverted and Extraverted Intuition
Understand Ni and Ne as two intuition directions: converging on an underlying line versus expanding into possibilities and associations.
Read articleWhat Are Shadow Functions?
Shadow functions are the less identified parts of the function stack, often appearing through stress, defense, projection, or unfamiliar reactions.
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