Twice already in his career had Holmes helped him to attain success, his own sole reward being the intellectual joy of the problem. For this reason the affection and respect of the Scotchman for his amateur colleague were profound, and he showed them by the frankness with which he consulted Holmes in every difficulty. Mediocrity knows nothing higher than itself; but talent instantly recognizes genius, and MacDonald had talent enough for his profession to enable him to perceive that there was no humiliation in seeking the assistance of one who already stood alone in Europe, both in his gifts and in his experience. Holmes was not prone to friendship, but he was tolerant of the big Scotchman, and smiled at the sight of him.
“You are an early bird, Mr. Mac,” said he. “I wish you luck with your worm. I fear this means that there is some mischief afoot.”
“If you said ‘hope’ instead of ‘fear,’ it would be nearer the truth, I’m thinking, Mr. Holmes,” the inspector answered, with a knowing grin. “Well, maybe a wee nip would keep out the raw morning chill. No, I won’t smoke, I thank you. I’ll have to be pushing on my way; for the early hours of a case are the precious ones, as no man knows better than your own self. But—but—”
The inspector had stopped suddenly, and was staring with a look of absolute amazement at a paper upon the table. It was the sheet upon which I had scrawled the enigmatic message.