Jekyll and Hyde by Mary Shelly Chapter 9 Page 6

It may then already be too late; and if that night passes without event, you will know that you have seen the last of Henry Jekyll.”

Upon the reading of this letter, I made sure my colleague was insane; but till that was proved beyond the possibility of doubt, I felt bound to do as he requested. The less I understood of this farrago, the less I was in a position to judge of its importance; and an appeal so worded could not be set aside without a grave responsibility. I rose accordingly from table, got into a hansom, and drove straight to Jekyll’s house. The butler was awaiting my arrival; he had received by the same post as mine a registered letter of instruction, and had sent at once for a locksmith and a carpenter.

The tradesmen came while we were yet speaking; and we moved in a body to old Dr. Denman’s