Thoughtfulness is the beginning of great sanctity, observed Mother Teresa, one of the most beloved Catholic women of all time, popularly acclaimed a saint in her own lifetime. This small book of daily reflections for Lent and Holy Week celebrates the humility, charity and devotion of Saint Teresa of Calcutta, canonized on September 4, 2016, and the Missionaries of Charity including the four sisters martyred in Yemen in March, 2016. Our witness like that of St. Teresa and her sisters can be a transforming force in the world. And that change begins within.