" No real and deep change occurs outside of relationship and trust, for that is the place where the heart lives. People often say, “I know that in my head, not in my heart.” For the heart to know it, the heart must return to the vulnerable place where the rules were first written on it. Through this sort of vulnerability, it can learn new rules. "

― Henry Cloud , Changes That Heal: The Four Shifts That Make Everything Better…And That Anyone Can Do