Read it through once

As John Dashwood had no more pleasure in music than his eldest sister, his mind was equally at liberty to fix on any thing else; and a thought struck him during the evening, which he communicated to his wife, for her approbation, when they got home. The consideration of Mrs. Dennison's mistake, in supposing his sisters their guests, had suggested the propriety of their being really invited to become such, while Mrs. Jennings's engagements kept her from home. The expense would be nothing, the inconvenience not more; and it was altogether an attention which the delicacy of his conscience pointed out to be requisite to its complete enfranchisement from his promise to his father. Fanny was startled at the proposal.