Recon Force: Lightning Strike by Charles Ryan. In the essay it talks about how the main character First Lieutenant John "Red" Parnell gets through issues by thinking of how it was before the war.

Recon Force: Lightning Strike by Charles Ryan - October 2003
First Lieutenant John "Red" Parnell was the leader of Blue Team under the Command of Lieutenant Colonel James Dunmore. Lt. Parnell's character is a strong leader type. He handles most of his issues through memories of how it was before the war. He started feeling nervous right before Operation Torch took place. "Parnell watched out the back of the lorry, the countryside solid grass now, hilly with scattered farmsteads and stone-marked fields containing stacks of peat bricks. There were herds of shaggy, blackfaced-sheep, too, thei…