The concept 'animal' also covers horses, goats, and other kinds in the classical scheme. It belongs to the traditional definition of a human but does not by itself identify the human kind.
'Zayd is an animal' gives a broad classification; 'Zayd is human' identifies a more specific kind.
A later lesson calls such a shared essential concept a genus. For now, notice that a constituent of a definition is not the whole definition.
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Why animal alone is insufficient
Essence, Quiddity, and Essential vs Accidental Universals
The concept 'animal' also covers horses, goats, and other kinds in the classical scheme. It belongs to the traditional definition of a human but does not by itself identify the human kind.
'Zayd is an animal' gives a broad classification; 'Zayd is human' identifies a more specific kind.
A later lesson calls such a shared essential concept a genus. For now, notice that a constituent of a definition is not the whole definition.