The idea is discussed in both Tim O'Brien's "Ambush" and John Steinbeck's "Symptoms" is the aftereffects of combat on soldiers during war
Explanation:
This two pieces of written work have in common the general topic of how war affects soldiers in so many ways, they pass through a lot of pain in their bodies and their minds as well as the violence and hard decisions that they have to make and go with them the rest of their lives after they come back and how most of them are just unable to talk about the horrors of war.