Nietzsche, Twilight of the Idols, 1889, Kaufmann translation, “Skirmishes of an Untimely Man”, sec. 20.:
A hatred is aroused —but whom does man hate then? But there is no doubt: the decline of his type. Here he hates out of the deepest instinct of the species; in this hatred there is a shudder, caution, depth, farsightedness —it is the deepest hatred there is. It is because of this that art is deep …
Luno’s “philosophical hatred” or hatred as method in philosophy… It is by turns viewed as noble self-hatred and experienced as disgust at the violation of the last remaining scruple of a depleted moralism: hypocrisy. The lowest of the low are those for whom selbsthaas is some sort of pathology.