"Immediately Champollion thought of the one Greek leader whose name might be identified with this particular combination of letters. It was Alexander the Great.":logical thinking
"He began with another cartouche from the same inscription and numbered each of the hieroglyphs in it.":logical thinking
"'I am going to do it,' he had said as a boy when the mathematician Fourier showed him a copy of the Rosetta Stone.":not logical thinking