Anne Brontë said this quote

I have often wished in vain,' said she, 'for another's judgment to appeal to when I could scarcely trust the direction of my own eye and head, they having been so long occupied with the contemplation of a single object as to become almost incapable of forming a proper idea respecting it.''That,' replied I, 'is only one of many evils to which a solitary life exposes us.