Junger Mann runzelt die Stirn, während er eine Brille hebt und versucht, ein Buch auf grauem Hintergrund zu lesen. - Stockfoto & -bild

Casual young man wearing eyeglasses and reading big book learning material and looking serious.

Man in glasses holding textbook and reading information with gasp looking super excited with news

Portrait of a young man reading an interesting book with magnifying glass

Young confused man scratching head while trying to read smart book misunderstanding content.

Man in glasses revealing knowledge while reading smart book holding finger up in excitement.

Young man in glasses reading a smart book on gray background

Serious man reading book. Professor on the work, college student, isolated on gray background, studio shot

Young man in glasses looking confused while trying to read smart book on gray background

Young smart man in glasses reading book with interesting notes while touching chin in contemplation

Man in glasses talking with alphabet letters coming out of his mouth. Communication, information, concept

Portrait of a business man sitting at desk thinking daydreaming

Side view of casual man speaking with loudspeaker giving speech and propaganda on gray background.