1. Language
1.1. Alphabet
1.2. Vocabulary
1.3. Grammar
1.4. Semantics
2. Society
2.1. People
2.1.1. Friends
2.1.2. Partners
2.2. City
2.2.1. Scape
2.2.2. Streets
2.2.3. Parks
2.3. Services
2.3.1. Emergencies
2.3.2. Goverment
2.3.3. Medicine
2.4. Facilities
2.4.1. Shops
2.4.2. Libraries
2.4.3. Museums
2.4.4. Cafes, Restaurants
2.5. Transportation
2.5.1. Trains, Stations
2.5.1.1. Subways
2.5.1.2. Local
2.5.2. Planes, Airports
2.5.3. Cars, Roads
2.5.4. Motocycles, Bikes
3. Learning
3.1. School
3.1.1. Teachers
3.1.2. Schoolmates
3.2. University
3.2.1. Teachers
3.2.2. Professial Goals
3.3. Online Courses
3.3.1. Professional Goals
4. Profession
4.1. Programming (Golang)
4.2. Computer Systems (Linux)
4.3. Networks (TCP/IP)
4.4. Infrastructure (Clouds)
4.5. Architecture (Design)
4.6. Monitoring, Operations
5. Media
5.1. News, Announces
5.2. Guidelines
6. Time
6.1. Lenght
6.1.1. Short term (day, hour, minute, seconds)
6.1.2. Long term (month, year, generation, life)
6.2. Flow
6.2.1. Past
6.2.2. Future
7. Family
7.1. Parents, Grandparents
7.2. Spouse
7.3. Children
7.4. Home
8. Nature
8.1. Langscape
8.1.1. Land, plains
8.1.2. Mountains
8.1.3. Sea, River
8.1.4. Plants
8.1.4.1. Forest, Trees
8.1.4.2. Flowers, Grass
8.2. Weather
8.2.1. Rain, Snow
8.2.2. Wind
8.2.3. Sun
8.3. Animals
8.3.1. Wild
8.3.2. Domestic
8.4. Objects
8.4.1. Color
8.4.2. Shape
8.4.3. Texture
9. Self
9.1. Senses, Feelings
9.1.1. Fears, Triggers
9.1.2. Impulses
9.1.3. Tension (stress)
9.1.4. Sympathies, Likes,
9.2. Thougths
9.2.1. Mindset
9.2.2. Frames, Patterns
9.2.3. Logic
9.3. Body, Health
9.3.1. Well-being
9.3.2. Pain
9.3.3. Life Quality
10. Abilities
10.1. Natural
10.2. Character
10.2.1. Strengths
10.2.2. Weaknesses
10.3. Hard Skills
10.3.1. Creativeness
10.3.2. Design
10.3.3. Implementation
10.4. Soft Skills
10.4.1. Emotional intellect
10.4.2. Social engagement
10.4.3. Communication