Unto the pure all things are pure: but unto them that are defiled and unbelieving is nothing pure; but even their mind and conscience are defiled.
All Commentaries on Titus 1:15 Go To Titus 1
Abba Poemen
AD 450
“If a man has attained to that which the apostle speaks of ‘to the pure, everything is pure,’ he sees himself less than all creatures.” The brother said, “How can I deem myself less than a murderer?” The old man said, “When a man has really comprehended this saying, if he sees a man committing a murder he says, ‘He has only committed this one sin, but I commit sin every day.’ ”