The answer would be youthful, because the WW1 had just happened so people adresses life with a very relaxed attitude because so many people had died they realised how short life is and became more promiscuous in their day to day activities
General Lee Prior to the Battle of Gettysburg could have something like the following:
"One more battle and we'll take Washington. This will end this war and guarantee our freedom."
"One more battle to humiliate the Yankee forces. This will be easy."
General Lee after the Battle of Gettysburg could have said something like the following:
"That did not go as planned. If only I had had Stonewall Jackson with me."
"How did it all go wrong? We were supposed to win."
"We must regroup quickly so they do not take advantage of our situation."