48.进步的罗素

    48.进步的罗素 (第3/3页)

⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢⁢