I say, Watson,โ he whispered, โwould you be afraid to sleep in the same room as a lunatic, a man with softening of the brain, an idiot whose mind has lost its grip?โ โNot in the least,โ I answered in astonishment. โAh, thatโs lucky,โ he said, and not another word would he utter that night.
Arthur Conan DoyleDetection is, or ought to be, an exact science, and should be treated in the same cold and unemotional manner. You have attempted to tinge it with romanticism, which produces much the same effect as if you worked a love-story or an elopement into the fifth proposition of Euclid.
Arthur Conan DoyleThe most serious point in the case is the disposition of the child." What on earth has that to do with it?" I ejaculated. My dear Watson, you as a medical man are continually gaining insight as to the tendencies of a child by the study of the parents. Don't you see that the converse is equally valid. I have frequently gained my first real insight into the character of parents by studying their children.
Arthur Conan Doyle