But he and Katharine were alone together, aloft, splendid, and luminous with a twofold radiance.
"Night and Day"
Virginia Woolf
"The influence of these novel conceptions upon the growth and spread of evolutionary ideas was far-reaching and twofold.
"Luck or Cunning?"
Samuel Butler
Midway between these contending schools are the psycho-physicists who maintain that man is a twofold being composed of a psychical and physical part.
"The Fairy-Faith in Celtic Countries"
W. Y. Evans Wentz