The men of Normandy had faith that what they were doing was right, faith that they fought for all humanity, faith that a just God would grant them mercy on this beachhead or the next. It was the deep knowledge - and pray God we have not lost it - that there is a profound moral difference between the use of force for liberation and the use of force for conquest.
But when, at the end of my sophomore year, I became a philosophy major and started doing my first seriously pretentious thinking, I became a vegetarian again. The kind of willful forgetting that I was sure meat eating required felt too paradoxical to the intellectual life I was trying to shape. I thought life could, should, and must conform to the mold of reason. You can imagine how annoying this made me.