It's a vicious cycle

Office Manager: ...whatever it takes to get you through the day.
Me: [Singing] Caffeine in the morning, wine at night, caffeine in the morning, wine at night
Office Manager: That takes you up and then brings you back down
Me: Absolutely, [As the Junior Partner walks up and joins the conversation] I learned everything I know from the Junior Partner.
Junior Partner: If you learned everything from me, you must not know much
Me: Caffeine in the morning, wine at night, repeat
Junior Partner: You haven't learned everything: It's caffeine in the morning, wine at night during the week. But for the weekend it's caffeine in the morning, wine at lunch, a nap in the afternoon, and then a lot of wine at night.