In "The Little Prince," Antoine de Saint-Exupéry explores the theme of perception and the essence of true understanding. The quote emphasizes that understanding and insight come from emotions and feelings rather than just physical sight. It suggests that the most important aspects of life, such as love, friendship, and personal connections, are often intangible and cannot be grasped through mere observation.

This notion invites readers to look beyond superficial appearances and understand the deeper meanings that lie beneath. It encourages a more heartfelt approach to relationships and experiences, reminding us that the values and emotions we cannot see are what truly define our existence and enrich our lives.