She had not the training for tactics or strategies.
The French, retreating in 1812--though according to tactics they should have separated into detachments to defend themselves--congregated into a mass because the spirit of the army had so fallen that only the mass held the army together.
Rissa paid heed to his explanation of tactics, uncertain if they were truthful, but noting his assessments.
As a war-goddess, she is the embodiment of prudent and intelligent tactics, entirely different from Ares, the personification of brute force and rashness, who is fitly represented as suffering defeat at her hands.
I'm an urban warfare tactics trainer, specializing in tracking.