Full Idea
The spirit of revenge: my friends, that, up to now, has been mankind's chief concern; and where there was suffering, there was always supposed to be punishment.
Gist of Idea
Whenever we have seen suffering, we have wanted the revenge of punishment
Source
Friedrich Nietzsche (Thus Spake Zarathustra [1884], 2.20)
Book Reference
Nietzsche,Friedrich: 'Thus Spake Zarathustra', ed/tr. Hollingdale,R.J. [Penguin 1969], p.162