“In the starry realms above/God will mete as we may measure.” –Friedrich Schiller, “An die Freude” Shang Xiao Xú Mùlán sat up, icy gel sliding off her body with a sickening thwuck, which was soon replaced by the even more sickening retching of Xú. “Easy, Ma’am,” the quiet Australian doctor said. “Just lie back. You’re …