Read it through once

Marianne began now to perceive that the desperation which had seized her at sixteen and a half, of ever seeing a man who could satisfy her ideas of perfection, had been rash and unjustifiable. Willoughby was all that her fancy had delineated in that unhappy hour and in every brighter period, as capable of attaching her; and his behaviour declared his wishes to be in that respect as earnest, as his abilities were strong.