Marxist idea of life includes three perspectives: life as substantial life, as real life, and as free life. Firstly, as to the substantial life, metaphysical life is the one in pure speculative sense. Marxist revolution has completely destroyed “super-sensible world” of metaphysics, and philosophy has “come down from idea to real world”. The life goes into the gate of philosophy not as a notion, but as sense and substantial being at the first time. Secondly, as to the real life, man’s life is real life which is not only substantial but also meaningful. Substantial existence, “super-sensible” social relation and meaning altogether unified to be the real life. Thirdly, as to the free life, Marx points out that the life in capitalist society is alienated life which should be abolished in the future. The life in the Communist Society must be a free and liberated one. Marxist idea of ​​life includes three perspectives: life as substantial life, as real life, and as free life. First, as to the substantial life, metaphysical life is the one in pure speculative sense. “Of metaphysics, and philosophy has” come down from idea to real world ". The life goes into the gate of philosophy not as a notion, but as sense and substantial being at the first time. Secondly, as to the real life, man’s Third, as to the free life, Marx points out that the life in capitalist society is alienated life which should be abolished in the future. The life in the Communist Society must be a free and liberated one.