Full Idea
Leibniz seeks the big picture: the nature of body as a grounding for an account of motion and its laws.
Gist of Idea
Leibniz wanted to explain motion and its laws by the nature of body
Source
report of Gottfried Leibniz (works [1690]) by Daniel Garber - Leibniz:Body,Substance,Monad 4
Book Reference
Garber,Daniel: 'Leibniz: Body, Substance, Monad' [OUP 2009], p.179
A Reaction
Garber is contrasting this with Newton's approaches, who just pleads ignorance of the bigger picture. Essentialists must beware of inventing a bigger picture simply because they desperately want a bigger picture.