Sphere is ideal architectural form
Every person spends more than 40 years of life indoors. And it is important that to feel oneself comfortable and safe. Architectural form plays a main role in that. Famous journals usually publish research results how different architectural structures influence on human brain and it’s well known that person receives very strong charge of energy, similar in strength to a prayer, while watching a beautiful architectural form.
The most harmonious form for human life is a circle (dome). Subconsciously, it is perceived as protection. The "ideal" round form (spherical) can be proved by the example of churches, temples, ancient architectural forms, complex industrial solutions (bridges "viaducts", "aqueduct"), a huge exhibition complex without internal supports. Everybody feels already calm and peacefully in front of the entrance.