Full Idea
The notion of a part is such that parts must be of the same very general type - concrete, material or physical, for instance - as the wholes of which they are (said to be) parts.
Gist of Idea
Parts must be of the same very general type as the wholes
Source
Henry Laycock (Words without Objects [2006], 2.9)
Book Reference
Laycock,Henry: 'Words without Objects' [OUP 2006], p.95
A Reaction
The phrase 'same very general type' cries out for investigation. Can an army contain someone who isn't much of a soldier? Can the Treasury contain a fear of inflation?
Related Idea
Idea 18998 Parthood lacks the restriction of kind which most relations have [Yablo]