Jamie Kern Lima went from Denny’s waitress to founder of a multibillion-dollar cosmetics brand. She’s the founder of IT Cosmetics, a company she started in her living room and sold to L’Oreal for $1.2 billion, earning her a place on Forbes “Richest Self-Made Women” list. At least that’s the highlight version of her story. In her new book Believe It!, Jamie gets real on the hustle it took to keep her dream alive and the countless rejections she encountered along the way. In our conversation, we talk about how to overcome self-doubt, trust your intuition, and turn down the volume on your inner critic so that you can achieve your wildest dreams.