Olivia Newton-John's daughter Chloe Lattanzi has laid bare the grief of losing her mum.Dame Olivia died aged 73 earlier this month after her lengthy battle with cancer.Now her heartbroken daughter, who was incredibly close with her mum, has shared a quote about grieving and love by Jamie Anderson on Instagram in recent days.READ: Olivia Newton-John's sweet gesture to daughter Chloe shows their close bondThe quote read: "Grief, I've learned, is really just love. It is all the love you want to give but cannot.