"We knew madness as an excess of passion. We saw its symptoms, we foresaw its possible scenarios. Today, more and more frequently, in the world of young people, madness dresses itself in the clothes of coldness and rationality, revealing nothing and exploding in unsuspected contexts that give no hint or even the slightest suspicion. (p. 50)"
January 1, 1970
https://en.wikiquote.org/wiki/Umberto_Galimberti