Narcissa is firmly of the opinion that instinct should be followed only when one has a thorough understanding of what one is working with, since the combination of knowledge and instinct leads to progress and innovative spellwork - but pure instinct... pure instinct is dangerous.

She smiles politely.

"I see. Have you considered documenting your progress as a way to form some sort of... oh, pattern to follow? A way to know what hasn't worked and why, to assist in building a basis for further learning?"

These are the moments Narcissa's inner Ravenclaw makes itself known.