Jekyll and Hyde by Robert Louis Stevenson Chapter 9 Page 11

He was small, as I have said; I was struck besides with the shocking expression of his face, with his remarkable combination of great muscular activity and great apparent debility of constitution, and — last but not least — with the odd, subjective disturbance caused by his neighbourhood. This bore some resemblance to incipient rigour, and was accompanied by a marked sinking of the pulse. At the time, I set it down to some idiosyncratic, personal distaste, and merely wondered at the acuteness of the symptoms; but I have since had reason to believe the cause to lie much deeper in the nature of man, and to turn on some nobler hinge than the principle of hatred.

This person (who had thus, from the first moment of his entrance, struck in me what I can only describe as a disgustful curiosity) was dressed in