For a lot of people, our life-long significant other is a friend. And in a society that obsessed with finding a romantic soul mate, these platonic relationships are left in a gray area. It was after forging a strong platonic friendship that author Rhaina Cohen realized we often lack the words to talk about the variety of life-long best-friendships we can have. Cohen is the author of "The Other Significant Others: Reimagining Life with Friendship at the Center"

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