To build China into a world power in science and technology in the middle of the 21st century, scientific and cultural construction will play a very important role in this historical process. In this regard, we need to enhance cultural self-confidence. Cultural self-confidence is not only reflected in the recognition of past cultural contributions and values, but also in the integration of various high-quality cultural resources. Although it is necessary to fully explore and inherit the scientific factors in China's traditional culture and fully understand China's contribution to scientific development in history, it is more necessary to think about how to make new achievements that make important contributions to the world in the future scientific development and scientific and cultural construction, which should be a more important aspect of enhancing cultural self-confidence.
Which of the following does the above text mainly say?
Scientific and cultural development is the core judgment of building a scientific and technological power.