My Pencil and I Are More Clever Than I Am

Albert Einstein? Karl Popper? Adolf von Harnack? Agnes von Zahn-Harnack? Dorothy Kilgallen? Jules C. Stein? David Deutsch? Apocryphal? Question for Quote Investigator: Solving difficult problems often requires sketching out preliminary ideas on paper with a pen or pencil. The paper functions as an extension of human memory, and a scratchpad for developing thoughts. A famous …