In this beautiful and timeless collection of letters, Mother Mectilde de Bar, a 17th-century spiritual leader, shares her wisdom and guidance with the Duchess of Orléans, Marguerite de Lorraine, who faced a lifetime of trials and tribulations. Through their correspondence, Mother Mectilde offers words of comfort, strength, and spiritual guidance that will resonate with readers of all faiths and backgrounds.

With her characteristic warmth and insight, Mother Mectilde addresses the Duchess's deepest concerns and struggles, offering practical advice on how to cultivate a deeper relationship with God. Her letters are filled with profound reflections on Christian life, including the importance of perseverance, trust, and surrender to God's will.

This book is a treasure trove of spiritual wisdom, offering readers a unique glimpse into the lives of two remarkable women who lived in a time of great turmoil and upheaval. Through their letters, we are reminded that no matter what challenges we face in life, we can find peace, hope, and strength in our relationship with God.

"My Kingdom Is in Your Heart" is a beautiful and inspiring collection of letters that will guide readers on a journey of spiritual growth and transformation. Whether you are facing personal struggles, seeking guidance on your faith journey, or simply looking for inspiration and comfort, this book is a treasure that will be cherished for generations to come.