"Beauty is in the eyes of the beholder" implies that individual differences exist in what constitutes beauty. One person's definition of beauty may differ from another's, demonstrating how emotions, culture, and life experiences influence how we see the world. This concept reminds us that there is no one definition of beauty and undermines the idea of universal standards of beauty. 

This viewpoint challenges us to see past social conventions and recognize the distinctive features that each person and object has. It invites variety and enables us to see beauty everywhere, be it in the lines of an old face, the roughness of a terrain, or the simplicity of ordinary moments. 

Understanding that beauty is a personal experience helps us to accept both ourselves and other people more. It promotes the idea that everyone has something beautiful to offer, fostering a deeper appreciation for the world around us. Ultimately, this phrase invites us to celebrate individual differences and find beauty in the variety and uniqueness that life presents.