It’s hard to say / There is serious contention by some professionaks that N was really mad. Others think he feigned it for very severe politicaly sevre causes, that only pleading insanity could possiblyn some of the pressure.
But, in the same token, some others think Christ was mad, and both of them have been analyzed ij absentia.
Others’ still, the surrealist,panter Salvadore Dali, was thought to be quite mad, until a famous psychoanalyst thought he made it uo to increase his popularuty. But then he was self admittedly mad, as he was admittedly created an art of it, in fact a method to it.
Lastly, there is an interesting side line to this madness concept, and that is the undertow of it, that to avoid it, some groups of really bad and mad people getting together to get rid of the hostility and madness, by acting it out in the gtpip channelling of this anger, and realising it’s awesome energy.
One thing is certain, supressing it, does cause madness in the real sense, by the internalization of the guilt over the self-blame and destruction of the self esteem angry people feel, when they can not act it out, channell it, or some how get rid of it.
To turn the other cheek is this very madness, which only the truest of souls can bear. Crucifiction is an overcomng in the negative sense of how Nietzche thought about it, the madness is overcome both internally and externally.