Meaning: Louis Kahn, an influential architect of the 20th century, is known for his profound insights into architecture and design. The quote "A great building must begin with the unmeasurable, must go through measurable means when it is being designed and in the end must be unmeasurable" captures the essence of his philosophy and approach to architecture.

When Kahn speaks of the unmeasurable, he is referring to the intangible and abstract aspects of a building. He believed that architecture should strive to evoke emotions, create experiences, and connect with the human spirit. The unmeasurable encompasses elements such as the poetic, the spiritual, and the ineffable qualities that make a building more than just a structure. It is the essence of a building that transcends the physical and material aspects.

However, Kahn also acknowledges the importance of the measurable means in the design process. This involves the practical and technical aspects of architecture, such as dimensions, materials, structural integrity, and functionality. These measurable means are essential for the realization of the architect's vision and the actual construction of the building. They provide the framework within which the unmeasurable can be expressed and experienced.

In the final stage, Kahn emphasizes the return to the unmeasurable. Once the building is completed, it should evoke emotions, inspire, and create an impact that goes beyond the physical dimensions and materiality. A great building should resonate with people on a deeper level, leaving them with a sense of awe and wonder that cannot be fully explained or quantified.

Kahn's quote reflects his belief in the transformative power of architecture. He saw buildings not just as utilitarian structures but as vessels of meaning and symbolism. His approach to design was deeply rooted in the understanding of human experience and the spiritual resonance of space.

One of the most significant examples of Kahn's philosophy in practice is the Salk Institute for Biological Studies in La Jolla, California. The institute, designed by Kahn in the 1960s, is a masterpiece that embodies the unmeasurable qualities of architecture. The symmetrical layout, the play of light and shadow, and the integration of the surrounding natural landscape create a sense of harmony and contemplation. The monumental concrete structures and the open courtyards evoke a sense of timelessness and spiritual connection, leaving a lasting impression on those who visit.

Kahn's work continues to inspire architects and designers around the world. His emphasis on the unmeasurable aspects of architecture challenges the conventional understanding of buildings as purely functional or decorative. Instead, he invites us to consider the deeper impact that architecture can have on individuals and communities.

In conclusion, Louis Kahn's quote encapsulates his profound understanding of the essence of architecture. It serves as a reminder that great buildings are not just products of technical skill and material resources, but also of the intangible and poetic qualities that elevate them to the realm of art and inspiration. Kahn's philosophy continues to influence the practice of architecture and reminds us of the enduring power of great buildings to move and inspire us.