When cultivating and practicing socialist core values in the new era, it is necessary to fully understand their connotation characteristics, take Marxist epistemology as the guidance, grasp the root of cognition, grasp the connotation of history, and understand historical factors.Grasp the cognitive initiative, creativity, grasp the connotation of the level, understand the cultural factors;Grasp the purpose of cognition, the connotation of value and the theoretical factors, so as to increase the confidence, freedom and consciousness of cultivation and practice, integrate the core socialist values into all aspects of people's study, life and work, and become people's emotional identity and behavior habit of "daily but unaware".