Education in a broad sense formed historically contains several basic components with different nature, among which education in a narrow sense is different from culture in nature, and both of them are different from teaching-learning in nature. Education or culture is the value pursuit of teaching-learning, and teaching-learning itself is a neutral activity. The argumentation around them, using different thinking forms and presenting different logics, leads to the chaotic logical relationship of educology. We can focus on the educational thinking of educators and sort out the logical framework of educology in view of the crux of the logical problems of educational thinking.