Luke Kuechly flips the switchFour years at a Catholic prep school helped make Luke Kuechly a ‘nice boy’ off the field, and a ferocious competitor on it.SI Staff|Share on FacebookShare on XAdd us as a preferred sourceFour years at a Catholic prep school helped make Luke Kuechly a ‘nice boy’ off the field, and a ferocious competitor on it.Loading recommendations... Please wait while we load personalized content recommendationsPublished Feb 5, 2016 | Modified Feb 5, 2016SI STAFFShare on FacebookShare on XHome/NFL