Margaret’s sagacity was not always displayed in a way so satisfactory to her sister.
The selfish sagacity of the latter, which had at first drawn Robert into the scrape, was the principal instrument of his deliverance from it; for her respectful humility, assiduous attentions, and endless flatteries, as soon as the smallest opening was given for their exercise, reconciled Mrs. Ferrars to his choice, and re-established him completely in her favour.
CHAPTER 40 "Well, Miss Dashwood," said Mrs. Jennings, sagaciously smiling, as soon as the gentleman had withdrawn, "I do not ask you what the Colonel has been saying to you; for though, upon my honour, I TRIED to keep out of hearing, I could not help catching enough to understand his business.
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She is a smart and sagacious statesman.
He’s been making sagacious business decisions for more than 30 years.