How we come to be, and how we are what we are, is beyond any understanding. I have been obsessed by this, trying to understand the very nature of my existence. John Eccles More Quotes by John Eccles More Quotes From John Eccles Brain research is the ultimate problem confronting man. John Eccles man problem research brain I can explain my body and my brain, but there's something more. I can't explain my own existence - what makes me a unique human being. John Eccles me my-own unique brain