He became depressed and despondent, feeling that his own accomplishments were forgotten. In 1931, he killed himself via mercury poisoning, and took four agonizing days to die as the mercury burned its way through his body.
He fell into an abyss of profound sorrow and desperation, feeling that his own accomplishments had been forgotten. In 1931, he succumbed to mercury poisoning, enduring a prolonged and excruciating process of self-destruction.