Supposing that someone has often flown in his dreams, and that at last, as soon as he dreams, he is conscious of the power and art of flying as his privilege and his peculiarly enviable happiness; such a person, who believes that on the slightest impulse, he can actualize all sorts of curves and angles, who knows the sensation of a certain divine levity, an upwards without effort or constraint, a downwards without descending or lowering without how could the man with such dream experiences and dream habits fail to find happiness differently coloured and defined, even in his waking hours!