"I can prescribe medication to help lessen the symptoms of dizziness, vertigo, and nausea. Lorazepam is quite effective - but just keep in mind it will only make your condition more bearable; not improve your balance. For that, you're going to need physiotherapy to help you better adapt - balance training in other words. It will take time, but you can learn to compensate for this."

And then he smiles. Because you are not a quitter, Mister Lupin.

"As for the thing you're working on, why should you let this stop you? It only means you're going to have to be more creative how you pull it off."