Jalal-ud-din Rumi, a renowned scholar and a mystic poet of Islam somewhere from Persia 13th-century also known as Shakespeare of Islam. His poems are in search of the creator of this world, the God. one of his renowned saying is that
"The path of the truth is a labor of the heart, not of the head. Make your heart your primary guide! Not your mind. Meet, Challenge & ultimately prevail over your psyche ego with heart. Knowing your self will lead you to knowledge of God".
To know more about Rumi, Read out a pethatic novel 'The Forty Rules Of Love' by Elif Shafak.