As Ernest said, all that was the matter with him was that he had incorrect notions of biology and sociology, and because of his incorrect notions he had not gone about it in the right way to rectify matters.
What terrified me was the Bishop's helplessness.

If he persisted in the truth as he saw it, he was doomed to an insane ward.

And he could do nothing.

His money, his position, his culture, could not save him.

His views were perilous to society, and society could not conceive that such perilous views could be the product of a sane mind.