10169. From all this it is evident that love truly conjugial is the union of two persons in respect to their interiors, which belong to the thought and the will, thus to truth and good; for truth belongs to the thought, and good to the will. For one who is in love truly conjugial loves what the other thinks and what the other wills; thus he also loves to think as the other does, and he loves to will as the other does; consequently to be united to the other, and to become as one man. This is what is meant by the Lord’s words in Matthew:

“And they twain shall be one flesh, therefore they are no more twain, but one flesh” (Matthew 19:4-6; Genesis 2:24).