I once asked Judith Butler about the most surprising place they’d ever discussed gender theory. They paused, then laughed—a warm, raspy sound—and said, “A diner in Jerusalem, arguing with a taxi driver about my right to exist.” That moment crystallized Butler’s entire career: a philosopher whose radical ideas about identity and power aren’t confined to academia, but breathe in the clatter of real life.

Picture this: 1989, a packed lecture hall at the University of California, Berkeley. A young Butler, then 32, stands nervously gripping the podium. A woman in the front row shouts, “You’re erasing women’s bodies!” The room erupts in jeers and applause. Butler doesn’t flinch. Later, they’d admit that moment—when their groundbreaking essay “Performative Acts and Gender Constitution” first collided with the public—terrified them. But it also proved their core belief: Gender isn’t a script we follow. It’s a performance we’re forced to rehearse under society’s spotlight.

What most people don’t know is that Butler’s theories were forged in personal vulnerability. Born in 1956 to a father who worked in law and a mother who played Chopin on a baby grand, their childhood home in Cleveland, Ohio, buzzed with debates about civil rights. Butler was 14 when they organized a sit-in at their high school to protest Vietnam. When students laughed at their androgynous voice and fashion, a teacher pulled them aside: “You’re too smart to care what they think.” Butler cared deeply. That tension—between defiance and the ache to belong—became the marrow of their work.

Their most famous book, Gender Trouble, was initially rejected by multiple publishers. One editor called it “unreadable.” But Butler persisted, weaving together existentialism, psychoanalysis, and drag culture to argue that gender isn’t discovered, it’s created. The backlash was volcanic. Second-wave feminists accused them of undermining women’s solidarity. But queer youth—especially trans communities—found liberation in Butler’s words. Decades later, they told The Guardian, “I didn’t invent gender performativity. I just named what people were already doing to survive.”

What gets lost in the noise is Butler’s quieter work on loss and power. After 9/11, they published essays asking why some lives are mourned by the world while others disappear. When their partner, the philosopher Athena Athanasiou, recounted their grief after a miscarriage, Butler wrote about how society decides which kinds of love and sorrow deserve recognition. “Vulnerability isn’t weakness,” they once told me. “It’s the raw material of revolution.”

The next time someone claims identity politics are “divisive,” remember Butler’s diner in Jerusalem. Then ask yourself: Who decides what counts as real?