"Those are just details!" she cried, waving her stick again. "We shall let nothing stand in our way!" (22.59)
After our narrator and Grandmamma have triumphed over the witches, all of their fear seems to rush away and is replaced by sheer courage and confidence. Once we know we can conquer something, it makes similar somethings seem more doable. Remember your first day of first grade? It was probably pretty scary, right? Once you've done it, though, the rest of your first days seem a little easier. Now you're just a first day pro.