In spite of his excellent memory he often fails to find the piece of paper with the important result that he discovered some days before, and which is recorded nowhere else.
Kahit posible sa kanyang mahusay na memorya siya madalas nabigo upang mahanap ang piraso ng papel na may mahalagang mga resulta na siya natuklasan ng ilang araw bago, at kung saan ay nai-record na wala pa.