Early Christians, starting from pagan views, made the cross the main symbol of their worldview. The cross personified the idea of salvation
Unmercenaries
The revered Holy Unmercenaries, also known as Anargyri, were physicians renowned for their selfless dedication to healing without seeking any reward.
Christian church holidays
The Orthodox Church considers the feast of the Nativity of Christ to be one of its “twelve feasts.” It is one of the main holidays of Christianity.