=Useful scheme=
==Reality==
Systems (Because everyone is always breaking them up.
Events (More human than time)
Nature (Includes natural and physical world)
==Human==
Human - Though obviously we are part of nature; but it is our fundamental category
Knowledge (Or Mind, Ontology, Abstraction, Truth, Belief, Knowledge, Categorisation, Thought, Philosophy)
Culture
Technology
Persons
Organizations
Religion
==Wikipedia==
Reference
Wikipedia (Because it is a categorisation in Wikipedia. special case)
==Useful comments==
Encyclopedia is a written compendium of human Knowledge. All main topics are called Knowledge about .... .
We list such general subjects as , and a number of other basic topics studied by philosophy.
I ve divided all knowledge into four topics:
Knowledge about Humans.
:All that concerns humans directly. From
Language, Good to Politics.
Knowledge about Nature.
:The natural world, especially in its essential form, untainted by human influence. From Big Bang, Life,
Physics to galaxy. (Except anything related to Humans)
Knowledge about Technology.
:In another words, Techlnology is nature altered by Humans. From
Invention and usage of fire, wheel, axe to
Internet, Electricity, Nuclear reactor, Spacecraft.
General and Abstract Knowledge.
:Anything that relates to humans, nature and technology.
See .
=Sub Categories=
==Reality==
Systems
Ecology
Economics
Organisations
System thinking
Spatial
Events
Time
**Eras
Centuries
Decades
Years
Days
Battles
Wars
Marriges
Deaths
Births
Treaties
Nature
Species
Ecology
Habitats
Biology
Space
Geography
Chemistry
Physics
==Human==
Human
Body
Medicene
Language
Linguistics
Communication
Politics
Religion
Philosophy
Sociology
Ideology
Philosophy
Science
Religion
Perception
Logic
Mathematics
Academic disciplines
Culture
Arts
Games
Documents
Technology
Vehicles
Bridges
Buildings
Tools
Power sources
Persons
By country
By profession
By culture