Watching Jace hug Isabelle, she tried to school her features into a happy and loving expression. "Are you all right?" Simon asked, with some concern. "Your eyes are crossing.
Cassandra Clare (2011). “Cassandra Clare: The Mortal Instrument Series (4 books): City of Bones; City of Ashes; City of Glass; City of Fallen Angels”, p.564, Simon and Schuster
