You'll be liable to shy off at that title and say: "No more 'glad' books for me! I'm growing up!" But you'll be making a big mistake if you do. "The Blue Castle" is grown-up, too. And aside from being poignantly human, it is almost poetically beautiful in parts. "Moonlight on birches in a silver thaw. Ragged shadows on windy evenings - torn, twisted, fantastic shadows. Great silences, austere and ...