In love there are no friends. Everywhere where there is a pretty woman hostility is open. No quarter, war to the death! a pretty woman is a casus belli; a pretty woman is flagrant misdemeanor. All the invasions of history have been determined by petticoats.
 Victor Hugo, Les Misérables (1862). copy citation

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Author Victor Hugo
Source Les Misérables
Topic death war
Date 1862
Language English
Reference
Note Translation by Isabel F. Hapgood in 1887
Weblink http://www.gutenberg.org/files/135/135-h/135-h.htm

Context

“That is why diabetes borders on consumption. Then, do not crunch sugar, and you will live. I turn to the men: gentlemen, make conquest, rob each other of your well-beloved without remorse. Chassez across. In love there are no friends. Everywhere where there is a pretty woman hostility is open. No quarter, war to the death! a pretty woman is a casus belli; a pretty woman is flagrant misdemeanor. All the invasions of history have been determined by petticoats. Woman is man’s right. Romulus carried off the Sabines; William carried off the Saxon women; Cæsar carried off the Roman women. The man who is not loved soars like a vulture over the mistresses of other men; and for my own part, to all those unfortunate men who are widowers, I throw the sublime proclamation of Bonaparte to the army of Italy:” source