Mindy Kaling's book "Why Not Me?" emphasizes the importance of self-belief and hard work in achieving one's dreams. She shares her own experiences in the entertainment industry, illustrating that determination and confidence can lead to success. Kaling's journey reflects the idea that with dedication, individuals can overcome obstacles and reach their goals.

The quote, "If you believe in yourself and work hard, your dreams will come true," encapsulates the book's central message. It inspires readers to harness their potential and strive for what they desire, reinforcing the notion that persistence and self-affirmation are key components of realizing aspirations.