It's always been my feeling that God lends you your children until they're about eighteen years old. If you haven't made your points with them by then, it's too late.
Bio: Jalāl ad-Dīn Muhammad Rūmī, also known as Jalāl ad-Dīn Muhammad Balkhī, MawlānāMawlawī, and more popularly simply as Rumi, was a 13th-century Persian Sunni Muslim poet, jurist, Islamic scholar, theologian, and Sufi mystic.