This document discusses spiritual fathers in Christianity. It explains that many Christians view spiritual fathers as mentors who guide them in living according to Christ and achieving spiritual salvation, beyond their natural fathers. It notes that some of the greatest modern spiritual fathers live at Mount Athos in Greece, called the Holy Mountain. It lists several famous spiritual fathers from the 20th century, including Father Paisios, Father Porfirios, Father Filotheos Zervakos, and Father Ieronimos of Aegina. The document concludes that even after death, spiritual fathers like Paisios continue to help people through miracles, such as appearing in visions, making prophecies, and discerning people's problems upon first meeting them.