Full Idea
A good will is not good because of what it effects or accomplishes
Gist of Idea
A good will is not good because of what it achieves
Source
Immanuel Kant (Groundwork of the Metaphysic of Morals [1785], 394.3)
Book Reference
Kant,Immanuel: 'The Moral Law (Groundwork of Morals)', ed/tr. Paton,H.J. [Hutchinson 1948], p.60