what can you learn about attitudes during ww1 from the movie warhorse?

nothing the men were just men fighting a hell war the attitudes like today are higher up the egos the testosterone the macho image were the elite the victims were the soldiers or today innocent people do you know there was a ceasefire at Christmas and the opposing sides played a game of football swapped cigarettes and chocolates in that hell hole on Christmas day next day they were killing each other again did they want to of course not they were ordered to from up their safe and sound 5 miles out of range can you get the attitude it's for your own good do as I say not as I do