A clear answer to the two questions of What is a good political life? and How to achieve a good political life? is the legal basis for the existence of political philosophy. As a representative of early Western Marxism, yes in the direction of is, Gramsci's answer respected Marx's basic path, that is, only a political life that realizes the full and free liberation of people is the best political life; and in the how direction, starting from the actual situation in Western Europe, Gramsci proposed the path of cultural hegemony.
Gramsci's political philosophy inherited, enriched, and developed Marxism is the most appropriate summary of this text.