Gwyneth Paltrow's INCREDIBLE SADNESS

THE ACTRESS OPENS UP ABOUT THE OVERWHELMING GRIEF OF HER CHILDREN LEAVING THE NEST

Love her or loathe her, Gwyneth Paltrow is an open book. She gets down to the nitty-gritty of things, whether it's her sex life, former partners, her wellness empire and, of course, her modern family.

The actress and lifestyle business mogul isn't afraid to stand out and she's never shy of causing a stir - that infamous vagina-scented candle included. But in a new interview with Stylist, the 51-year-old Goop founder proved that perhaps she is just one of us when sharing her immense feelings of grief over her children and stepchildren leaving home.

Paltrow has never minced her words, and first and foremost she sees motherhood as her greatest role. For the star, her sadness is less about her children growing up and more about her own sense of identity.

In just a few short months, her son Moses, 18, who she shares with ex-husband Chris Martin, will fly the nest. As will her husband Brad Falchuk's son Brody, 17. "I've been so defined and so fulfilled by motherhood.