Steve, here it is again.
"That series had been preceded in 1963 by AJP Taylor's rather vulgar book, The First World War: An Illustrated History, and Oh, What a Lovely War!, Joan Littlewood's musical pasquinade. The latter, which used the songs the Tommies had sung in the trenches, drew on Alan Clark's 1961 book The Donkeys – a largely fraudulent book, whose title derives from an invented quotation about "lions led by donkeys", that nevertheless made a mark."
http://www.theguardian.com/news/2014/dec/09/-sp-myth-of-the-good-war

Al,THINK! THINK FOR YOURSELF! NEVER MIND WHAT 'HISTORIANS' SAY.

The historians do not just say things, they research them and provide evidence of their sources.
Research uncovers history.
Sitting and thinking just amplifies all your preconceptions and prejudices because it produces no new facts.