Read it through once

"His regard for her, infinitely surpassing anything that Willoughby ever felt or feigned, as much more warm, as more sincere or constant, which ever we are to call it, has subsisted through all the knowledge of dear Marianne's unhappy prepossession for that worthless young man! and without selfishness, without encouraging a hope! could he have seen her happy with another. Such a noble mind! such openness, such sincerity! No one can be deceived in _him._"