Scientist Quotes and aphorisms about had Marie Curie Marie Curie ,, All my mind was centered on my studies, which, especially at the beginning, were difficult. In fact... Marie Curie ,, During the year 1894, Pierre Curie wrote me letters that seem to me admirable in their form. No one... Marie Curie Marie Curie Carl Sagan Erwin Schrodinger Galileo Galilei George Washington Carver Isaac Asimov