" But you’re correct. Our species – no, forgive me, our cultures – aren’t the same at all. Quelin fear outsiders because we use them as scapegoats for the things we fear about ourselves. We bar cultural exchange because change frightens us. Whereas your people . . .’ He looked at her. ‘You fear outsiders because they gave you no choice in the change they forced upon you.’ ‘There’s more to it than that,’ Speaker said. ‘But that’s a piece, yes. "

― Becky Chambers , The Galaxy, and the Ground Within (Wayfarers, #4)