under date of December 6, 1866, says:
Mr. Lincoln was so unlike all the men I had ever known before or seen or known since that there is no one to whom I can compare him. In all his habits of eating, sleeping, reading, conversation, and study he was, if I may so express it, regularly irregular; that is, he had no stated time for eating, no fixed time for going to bed, none for getting up. No course of reading was chalked out. He read law, history, philosophy, or poetry; Burns, Byron, Milton, or Shakespeare and the newspapers, retaining them all about as well as an ordinary man would any one of them who made only one at a time his study.
I once remarked to him that his mind was a wonder to me; that impressions were easily made upon it and never effaced.
No, said he, you are mistaken; I am slow to learn, and slow to forget that which I have learned.
My mind is like a piece of steel — very hard to scratch anything on it, and almost impossible after you get it there to rub it ou