This book, which follows a simple didactic approach, devoid of useless complications, aims at leading the readers to seek their own heart so that from it may spring the filial worship of God's children.Sustained by the very substance of the great masters, it takes us, step by step, along the paths of prayer.Do not hesitate to let it guide you as you move on toward the Living God.In this day and age when we have "lost the key to interiority" (Pope Paul VI), we cannot neglect the first law of spiritual life : finding the source and the light in the burning flame of the Heart of God.This little book will help you.