1. Our thinking is often egocentric and culturally biased, and critical thinking encourages us to review our own thinking.

2. Critical thinking can be understood as the ability to conduct deep reflection and independent thinking.

3. Changing one’s thinking habits requires six experiences: awareness of non-thinking reflection, awareness of thinking and reflection, improvement of thinking at the starting point, improvement of thinking during progress, successful thinking, and integrated thinking. Levels, results can only be seen over time.