Read the excerpt relating to Reverend John Wilson from Chapter 3 of The Scarlet Letter . The voice which had called her attention was that of the revered and famous John Wilson, the eldest clergyman of Boston, a great scholar, like most of his contemporaries in the profession, and withal a man of kind and genial spirit. This last attribute, however, had been less carefully developed than his intellectual gifts, and was, in truth, rather a matter of shame than self-congratulation with him. What does the excerpt reveal about Reverend John Wilson?