Comte, philosopher, hallucinations.
Pascal, philosopher, epilepsy.
Poushkin, writer, megalomania.
Renan, philosopher, folie du doute.
Swift, writer, paresis.
Socrates, philosopher, chorea.
Schumann, musician, paresis.
Shelley, writer, hallucinations.
Bunyan, writer, hallucinations.
Swedenborg, theologian, hallucinations.