(Enthusiastic/Eager Inflection. You're a young British soldier during WW1.)
"Finally arrived at the front! I picked up this little journal while I was in Paris, figured I might as well keep record of my heroics on the battlefield."

(Tired/Stressed Inflection.)
"Woke in the early hours of the morning. Ground was shaking, damn near shook me out into the muck on the dugout floor. Poor blokes in the bunks on the other side looked liked they had seen a ghoul."

(Tired/Confused Inflection.)
"We went looking for the dud that must have come down last night. Didn't find it, but found something even the amen wallah probably can't explain. Strangest looking crater I've ever seen, was shaped like a giant hoof."