Or, How to Motivate Yourself to Write Papers When Sick.
"I'll write three more pages and then I can take a nap"
"Just one more page and I'll go downstairs for a (20th) cup of tea"
And when just the thought of drinking one more cup of tea, taking one more nap, and writing one more page make your throat ache more, you decide to get some fresh air. Only to realize that walking up and down stairs makes you feel like you've run a marathon.
Back to napping.