Ponder, there is so much that my life affirms of what is being said. I searched for some other quotes in a similar vein.

Every happiness is the child of a separation it did not think it could survive.
—Rainer Maria Rilke

Someone I loved once gave me a box full of darkness. It took me years
to understand that this too, was a gift. —Mary Oliver

The highest, most decisive experience is to be alone with one’s own self. You must be alone to find out what supports you, when you find that you can not support yourself. Only this experience can give you an indestructible foundation. —C.G. Jung

“The wound is the place where the Light enters you.”
― Rumi

“The minute I heard my first love story,
I started looking for you, not knowing
how blind that was.
Lovers don't finally meet somewhere.
They're in each other all along.”
― Rumi, The Illuminated Rumi

“Don’t grieve. Anything you lose comes round in another form.”
― Rumi