Colonel Ross still wore an expression which showed the poor opinion which he had formed of my companion’s ability, but I saw by the Inspector’s face that his attention had been keenly aroused.

“You consider that to be important?” he asked.

“Exceedingly so.”

“Is there any point to which you would wish to draw my attention?”

“To the curious incident of the dog in the night-time.”

“The dog did nothing in the night-time.”

“That was the curious incident,” remarked Sherlock Holmes.

— from Arthur Conan Doyle’s “The Adventure of Silver Blaze”

Illustration by Martin Van Maele, in Société d’Édition et de Publications, 1906.