What is Feng Shui? Expressed in modern Chinese: it has superior living conditions, survival advantages, rationality, comfort, practicality, convenience, superiority, safety, aesthetics and hygiene, and conforms to mechanical and scientific principles, common sense and logic. It is a good feng shui. There is no mysterious feng shui that is puzzling!
How to measure the house and interior decoration and its furnishings (including door opening): take regularity, symmetry, practicality, safety, convenience, beauty, hygiene and rationality as the standard. Unrealistic, unsafe, unsanitary, unreasonable and unsightly is meaningless, a failure, an evil, a disaster, a potential risk factor and an unstable factor.