1 · Religion and Magic
2 · Nature
3 · Human Being, Man in General
4 · Society, Civilization, Culture
5 · Abstract Ideas and Concepts
6 · History
7 · Bible
8 · Literature
9 · Classical Mythology and Ancient History
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5 · Abstract Ideas and Concepts
52 · Reasoning and Formation of Ideas
52A · Intelligence and Intellectual Faculties
52B · Reasoning
52C · Understanding and Misunderstanding
52CC · Understanding and Misunderstanding (opposing concepts)
52D · Communication of Thought (qualitative aspects)
52E · Communication of Thought (answer and question)
19 available