Every other feeling on the subject, however, was quickly merged in a resistant belief to the contrary of hers, accompanied with a new determination to prove that he was right. This sort of certainty had just enough kinship to doubt and uneasiness to hurry on a confession which an untouched security might have delayed.

While he did not believe she was right, he had just enough doubt and uneasiness to hurry on a confession which he might have delayed.
