Molière, dramatist, _epilepsy_, _phthisis pulmonalis_. Lamb, writer, _alcoholism_, _melancholia_, _acute mania_. Mozart, musician, _epilepsy_, _hallucinations_. Heine, writer, _melancholia_, _spinal disease_. Dr. Johnson, writer, _chorea_, _folie du doute_. Malibran, _epilepsy_. Newton, philosopher, _amnesia_. Cavour, statesman, philosopher, _suicidal impulse_. Ampère, mathematician, _amnesia_. Thomas Campbell, writer, _chorea_. Blake, painter, _hallucinations_. Chopin, musician, _melancholia_. Coleridge, writer, _alcoholism_, _morphinism_. Donizetti, musician, _moral anaesthesia_. Lenau, writer, _melancholia_. Mahomet, theologian, _epilepsy_. Manzoni, statesman, _folie du doute_. Haller, writer, _hallucinations_. Dupuytren, surgeon, _suicidal impulse_. Paganini, musician, _epilepsy_. Handel, musician, _epilepsy_. Schiller, writer, _epilepsy_. Richelieu, statesman, _epilepsy_. Praga, writer, _alcoholism_, _sexual perversion_. Tasso, writer, _alcoholism_, _melancholia_. Savonarola, theologian, _hallucinations_. Luther, theologian, _hallucinations_. Schopenhauer, philosopher, _melancholia_, _omniphobia_. Gogol, writer, _melancholia_, _tabes dorsalis_. Lazaretti, theologian, _hallucinations_. Mallarmé, writer, _suicidal impulse_. Dostoieffsky, writer, _epilepsy_. Napoleon, soldier, statesman, _folie du doute_, _epilepsy_. 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_. Loyola, theologian, _hallucinations_. J. S. Mill, writer, _suicidal impulse_. Linnæus, botanist, _paresis_. The reader will observe that I have made use of the comprehensive word, writer, to designate all kinds of literary work except theology and philosophy. The above list is by no means complete, and only contains the names of those geniuses with whom the world is well acquainted.