College student in library studying gets brainwave, jot down idea in book

college student brainwave study jot down idea solution think library academic tertiary education research glasses university study for exam thesis homework red sweater caucasian eyeglasses education crystal glasses lady red sweater young lady female woman sit studying notebook transparent glasses eye glasses clear eyeglasses school graduate undergrad undergraduate youth people answer to the question pensive reflect serious thought indoors make a note person pencil write