Julius Cesar, wrote in the "De bello Galica" : Se vis pacem para bellum ( If wants the peace be prepare to the war).
That latin expression is printed onto the back of one of my insructors T-shirts that he got at an instructors meeting in the Poland (for the IKMF).
i think it summarises the mentallity pretty well, even if a specific philosophy isnt outlined in great detail. The idea that shouldnt be starting fights, but when the time comes that you have no choice but to fight, you come out in the best condition possible. Simple as that. :-)
my 2 cents :P