A Wind In The Door by Madeline L'Engle

"When Sporos Deepens," Proginoskes told Mr. Jenkins, "it means that he come of age. It means that he grows up. The temptation for farandola or for man or for star is to say that immature pleasure-seeker. When we seek our own pleasure as the ultimate good we place ourselves as the center of the universe. A fara or a man or a star has his place in the universe, but nothing created is the center" (203).