Full Idea
Leibniz understood concepts as corresponding to eternal possibilities, with both concepts and their ordering having their foundation in the divine mind.
Gist of Idea
Concepts are ordered, and show eternal possibilities, deriving from God
Source
report of Gottfried Leibniz (works [1690]) by Richard T.W. Arthur - Leibniz 2 'Nominalism'
Book Reference
Arthur, Richard T.W.: 'Leibniz' [Polity 2014], p.39
A Reaction
It is is no longer the fashion to think of concepts as 'ordered', and yet there is a multitude of dependence relations between them.