It occurred to Griffin as he sat waiting in the office that he had forgotten what day it was. It was a silly thing, and it upset him all out of proportion to its importance. At first it had been no more than a disturbing flicker in the back of his mind, an uneasy half-thought, not even consciously formed. He had been waiting for Cranstead for a quarter of an hour, and he hadn't been thinking very coherently about much of anything. His right arm was still a bit sore, but mostly he was aware of a