严肃党内政治生活是全面从严治党的治本之策,关键在于彰显和提升党内政治生活的政治性、时代性、原则性和战斗性。“四性”是一个有机整体,彼此依存、相得益彰、缺一不可。时代性是习近平总书记在庆祝中国共产党成立95周年大会上的讲话中提出的一个新命题。我们探讨这一新命题,须坚持历史、理论与实践的三者统一,对党内政治生活时代性的内涵、问题导向和功能指向进行解析,这对于发挥“四性”的整体效能,提高党内政治生活的质量,具有重要的实践意义。 Strict internal political life within the party is a permanent cure for the party strictly, the key is to highlight and enhance the political life of the party, the times, principle and combat effectiveness. “Four nature ” is an organic whole, dependent on each other, complement each other, are indispensable. The era is a new proposition put forward by General Secretary Xi Jinping in his speech on the 95th anniversary of the founding of the Chinese Communist Party. To explore this new proposition, we must insist on the unification of the three aspects of history, theory and practice, and analyze the connotation, problem orientation and function orientation of the political life in the party. This is of great significance to the overall effectiveness of the “four characteristics” Improving the quality of political life within the party is of great practical significance.