E. Cobham Brewer 18101897. Dictionary of Phrase and Fable. 1898.
Magnifique Guerre.
Cest magnifique, mais ce nest pas la guerre. Admirable, but not according to rule. The comment of Marshal Canrobert on the charge of the Light Brigade at Balaclava.
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It is because the clergy, as a class, are animated by a high ideal that they, as a class, are incomparably better than they need be Cest magnifique, mais ce nest pas la guerre.Nineteenth Century, April, 1866.