Summary
This quote suggests that when someone holds strong beliefs or dogmas, they tend to close their minds to critical thinking and new possibilities. It implies that when people are overly invested in their beliefs, it can hinder their ability to question, analyze, and evolve intellectually. By being too rigid in their stance, individuals may resist new information or ideas that challenge their existing beliefs, limiting their capacity for growth and learning. In essence, it implies that intelligence thrives in open-mindedness and the willingness to explore different perspectives.