Full Idea
Where will one ever find in the world a faculty consisting in sheer power without performing an act? There is always a particular disposition to action, and towards one action rather than another.
Gist of Idea
There cannot be power without action; the power is a disposition to act
Source
Gottfried Leibniz (New Essays on Human Understanding [1704], 2.01)
Book Reference
Leibniz,Gottfried: 'New Essays on Human Understanding', ed/tr. Remnant/Bennett [CUP 1996], p.110
A Reaction
This is muddled. Leibniz defends powers in the possibilities of things, but he must then accept that some possibilities may never be realised, as with two complex chemicals which never ever come into contact with one another.