Investment Banker Question:

I come from a family of nutritionists, and they recommended The Wellness Revolution, a book that predicts that the sales of vitamins and other health-related items will grow to over $1 trillion annually within the next 10 years. I thought their argument for this was very interesting.

NOTE: Do not say Liar's Poker or Harry Potter. Be sure to give a truthful answer that's somewhere in the middle-appropriate for a business conversation, but not disingenuous for the sole purpose of looking good.