Beings run among themselves according to that they see from others. So emotions are often shared. Listening to music makes steps synchronous with the music.
We choose friends who often look like us. Thus coincidences are created. If we had a fragmentary things’ view, this would not happen this way. DESCARTES’ fragmentary vision with duality rarely runs, during a reflection surely.
Both men and women grow up to make a child with opposite sex. It is necessary to keep similarities to make this possible.