Do Demons Talk to Humans?

The Catholic Church acknowledges the existence of demons as spiritual beings that may interact with humanity, a view supported by the writings of the Church's Doctors, who emphasize the reality of these encounters and the need for discernment.

In his Summa Theologica, St. Thomas Aquinas explains that demons communicate with humans through internal suggestions, stating, "The devil can suggest things to the human imagination...though he cannot force the will" (ST I, q. 111, a. 3). This highlights that demonic influence is primarily mental, with some exceptions noted in the lives of saints.

Some Doctors of the Church, including St. Teresa of Ávila and St. John of the Cross, shared insights from their personal spiritual warfare experiences. In her Autobiography, St. Teresa mentions that demons can become visible and audible with God's permission, saying, "I sometimes saw

hideous demons...They spoke to me" (Life, Ch. 31). She emphasizes the need for discernment warning that not all extraordinary phenomena are diabolical and highlighting the importance of spiritual direction to differentiate between divine and demonic influences.

Historically, the Church has taken reports of demonic encounters seriously, challenging views that dismiss them as psychological delusions. St. John Chrysostom argued, "It is not madness, but the craft of the wicked one" (Homily on Matthew, Homily 25). Likewise, St. Anthony of Egypt recounted that "the demons spoke with human voices, but their words were filled with lies and mockery" (Life of Anthony, Ch. 13). These insights from Church Doctors suggest that such experiences, while daunting, are spiritual realities requiring discernment and faith.

Father Deacon Hank Kraychir, College Director for St. Columba School of Theology