How, then, am I mad? Hearken! and observe how healthily --how calmly I can tell you the whole story.
It is impossible to say how first the idea entered my brain; but once conceived, it haunted me day and night. Object there was none. Passion there was none. I loved the old man. He had never wronged me. He had never given me insult. For his gold I had no desire. I think it was his eye!
I made up my mind to take the life of the old man, and thus rid myself of the eye forever.
I was never kinder to the old man than during the whole week before I killed him.
I was more than usually cautious in opening the door.