I think you should know what you want from each other. In many relationships, we all have our interests. Today you may love Sarah because of the publicity she brought you. For Fiona, it might have been a way of healing your broken heart. Next is Teddy, so beautiful, her work is to accompany you to corporate parties meant for couples. Then Christine, that one you may confess you have no idea why you dated her in the first place.
If you ask Sarah why she dated you, she may say that you are her first try at love thus you are her teacher in this field. If ask Teddy the same question she may say your sense of style and class complemented her beauty. For Fiona, you are her set up to set a standard for future lovers. For Christine, she too may not know why you dated in the first place. Others may just be a sample of the real deal!