She made some 'astute' [='insightful'] observations about the movie industry.
He is an 'astute' observer of the current political scene.
He invested his money 'astutely'. [='shrewdly']
(..) Go! FOR A COP'S HIDE Monsieur Choucas! Did you notice that I said Monsieur Choucas instead of Inspector Choucas? That was an astute observation. Very astute. And all in order to say that you don't have a badge anymore. And if you have no badge then you have no right to carry weapons. (..)1981 To Kill a Cop