telling my fellow readers how I imagined his movements. Firth/Darcy in P&P2 (is this prohibited, Barbara??)turns his back to the Netherfield gang after the assembly in much the same way.
Might be a way to escape present company, hide your thoughts or ...
I thought W aimless after he was done explaining. He will never be in their company after this. His life has no real meaning now.
I have some idea of posture and manners back then.