Help me create a better thesis statement than this:

Question

Three arguments can be identified in “The Private History of a Campaign That Failed” that support the idea that war isn’t for everyone.

Answer 1

What are the three arguments in a nut shell?

Answer 2

The arguments are that soldiers should be adequately trained before entering a war, soldiers should consist of men not boys, and war could be traumatizing for the weak of mind.

Answer 3

I need with thesis and outline