So we must look elsewhere for an explanation of the unusual power
this case has exerted over the minds of many.
As a journalist, he exerted power and influence through his newspaper.
WordNet 3.0 Sense Numbers: 1, 2
NOTE: Compare carefully to sense 1. This sense only includes reflexive direct object pronouns.
He exerted himself for the test.
She exerted herself too much and now she's injured.
WordNet 3.0 Sense Numbers: 3