Are you sure that's a real spell? Well, it's not very good, is it? I've tried a few simple spells just for practise and it's all worked for me.~HermioneHarry Potter and the Philosopher's Stone
There was a lot more to magic, as Harry quickly found out, than waving your wand and saying a few funny words.~Harry Potter Harry Potter and the Philosopher's Stone
Anyway, who says the centaurs are right? It sounds like fortune-telling to me, and Professor McGonagall says that’s a very imprecise branch of magic.~Harry Potter and the Philosopher's Stone