Canonized in 1622, St. Theresa of Avila was proclaimed a "Doctor of the Church" by Pope Paul VI in 1970. To be a "Doctor" of the Church one must be canonized, renowned for learning, and proclaimed a doctor of the Church by a pope or ecumenical council.
Here is how the Doctor of Prayer defines prayer: "Taking time frequently to be alone with Him who we know loves us." Sounds like a good prescription to me!
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