Full Idea
If the only way of defining properties involves quantifying over possible worlds, this could be taken as another reason for abandoning properties altogether.
Clarification
The problem comes from trying to define properties in terms of sets
Gist of Idea
If possible worlds are needed to define properties, maybe we should abandon properties
Source
Roger Scruton (Modern Philosophy:introduction and survey [1994], 26.4)
Book Reference
Scruton,Roger: 'Modern Philosophy: introduction and survey' [Sinclair-Stevenson 1994], p.392