On the Nature of Marxist "Keeping Pace with the Times

Marxism has the nature of keeping pace with the times. Seen from the history of Marxism, keeping pace with the times is the major feature; seen from the inner need of Marxism, keeping pace with the times is the essential nature; seen from the development of Marxism, keeping pace with the times is the inevitable requirement; seen from historic mission, keeping pace with the times is the eternal theme.