He had every well-grounded reason for solid attachment; he knew her to have all the worth that could justify the warmest hopes of lasting happiness with her; her conduct at this very time, by speaking the disinterestedness and delicacy of her character (qualities which he believed most rare indeed), was of a sort to heighten all his wishes, and confirm all his resolutions. 
He knew her to have all the worth that could justify the warmest hopes of lasting happiness; her conduct at this time, by showing the delicacy of her character, heightened all his wishes, and confirmed his resolutions. 