Prostate Cancer Quote: Believe Choose how you live. Focus on the positive. This motivational quote says, "Forget all the reasons it won’t work and believe the one reason that it will.” Use this quote to stay positive during your battle with prostate cancer. We'd love for you to share this quote. For more positive prostate cancer quotes, follow Prostate Cancer News Today on Pinterest. Join our community and pin your favorite quotes. Prostate Cancer News is strictly a news and information website about the disease. It does not provide medical advice, diagnosis or treatment. This content is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition. Never disregard professional medical advice or delay in seeking it because of something you have read on this website.