caption: The image shows an old book with a drawing of a man in a suit and tie. The man is believed to be Sir Isaac Newton, as indicated by the text on the page which reads "Sir Isaac Newton". He is wearing a black suit with a white shirt and a black tie, and has a serious expression on his face. His hair is dark and his eyes are focused intently on something in the distance. The background of the image is a light blue color, and the text is written in a bold black font.