Full Idea
Happiness would be the equilibrium of the triggering activities of all the drives.
Gist of Idea
Happiness is the active equilibrium of our drives
Source
Friedrich Nietzsche (Unpublished Notebooks 1882-84 [1883], 7[260])
Book Reference
Nietzsche,Friedrich: 'Fragments from the period of 'Zarathustra' (v 14)', ed/tr. Loeb/Tinsley [Stanford 2019], p.286
A Reaction
For Nietzsche, only the 'highest' sort of human being could achieve such happiness. I can certainly see that there is happiness when a person is fully focused on something that seems worth doing.
Related Idea
Idea 20358 The highest man can endure and control the greatest combination of powerful drives [Nietzsche]