Put the meaning into your own words.

The editor's astuteness helped her identify the manuscript's strongest argument.

Before printing, Ravi agreed to scrutinize the route notes, comparing each address with the organizer's confirmed location list. His discernment helped him separate a harmless variation in a building's nickname from a genuinely wrong street number. He showed astuteness by noticing that two individually workable clues sent teams through the same narrow entrance at once.