Controlled by the dialectical thinking of the Book of Changes, the Bi representing decoration and the White Bi representing a simple but elegant beauty was required to be supplemented each other in the thinking of adorning custom in ancient wedding.

• 《周易》以其特有的辩证思维对婚礼习俗中的“文饰”现象进行了思考，让代表“文饰”的“贲”与重本身质地素雅的“白贲”互为补充，反映出古人对“文与质”的原初理解。