Where are they written?"
"In the world around us. Merely be attentive to what happens in your life, and you will discover where, every moment of the day, He hides His words and His will. Seek to do as He asks: this alone is the reason you are in the world."
"If I discover it, I'll write it on clay tablets."
"Do so. But write them, above all, in your heart; there they can neither burned nor destroyed, and you will take them wherever you go.

Autor: Paulo Coelho