Doctor's Orders

"Listen Bones, just between you and me..." Jim set his glass down and turned to his friend. It was late, the bottle was nearly empty, and the evening was pleasant.

"Yes, Jim?" Bones smiled up at him with the same inscrutable sardonic smile as always.

"Back on the five year mission... why all the fuss about my diet? All the food was perfectly balanced in nutrition anyway. And those workouts you made me do. A shot could have done the same thing."

"Oh, Jim..." He smiled, taking a deep sip. "What's to say I didn't like to see you sweat?"