There seems little reason to suppose that the illness was anything other than depression, a mental illness he must have suffered from throughout most of his life, perhaps made worse by some of the events we have just listed.
May tila maliit na dahilan para ipalagay na ang karamdaman ay anumang bagay bukod sa depression, ng isang sakit sa kaisipan niya ay dapat magkaroon ng suffered mula sa buong karamihan ng kanyang buhay, marahil ginawa mas masahol sa pamamagitan ng ilan sa mga events na namin lamang na nakalista.