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Jen Sincero, New York Times bestselling author and motivational coach, expertly shows how “thoughts → words → beliefs → habits → reality.” In Don’t Whine!, she tackles the toughest step—breaking bad habits—and empowers readers to adopt powerful, positive routines through a witty and research-backed approach. This 256‑page hardcover (BookChef, 2022) includes a structured 21‑day program to transform your life and build lasting resilience.