Mother Teresa's last message, written on day she died, reveals deep faith in Christ

Mother Teresa, who was canonized as St. Teresa of Calcutta in 2016, died on Sept. 5, 1997, at the age of 87. 

Her final letter to the Missionaries of Charity – the religious community she founded – was written on the morning of her death. Today, it is part of the Office of Readings. It is read and reflected on as part of the liturgy of the hours for Sept. 5 each year. 

In the letter, Mother Teresa provided a snapshot into her spiritual life in what would be the waning hours of her...