The defects you see in others are perhaps your own. Si oculus tuus fuerit simplex... — If your eye is clear, the whole of the body will be lit up; whereas if the eye is diseased, the whole of the body will be in darkness.

Moreover: “How is it that you can see the speck of dust in your brother’s eye, and are not aware of the beam that is in your own?”

Examine your conscience.