Full Idea
There are many spirits of so sympathetic a temper that they find an inner pleasure in spreading happiness around them. ..I maintain that an action of this kind, however right and amiable it may be, has still no genuinely moral worth.
Gist of Idea
Actions where people spread happiness because they enjoy it have no genuine moral worth
Source
Immanuel Kant (Groundwork of the Metaphysic of Morals [1785], p.66)
Book Reference
Kant,Immanuel: 'The Moral Law (Groundwork of Morals)', ed/tr. Paton,H.J. [Hutchinson 1948], p.66
A Reaction
We understand what he means (that principle is everything), but this still seems a big hole in his account, one which drives us to Aristotle's sensible views about what a nice person is really like.