One might pray and not be a Christian, but one cannot be a Christian and not pray.
To say that God's sovereignty is limited by man's freedom is to make man sovereign.
We are not sinners because we sin. We sin because we are sinners.
Grace and mercy are never deserved.
To live coram Deo is to live one’s entire life in the presence of God, under the authority of God, to the glory of God.
The Word of God can be in the mind without being in the heart; but it cannot be in the heart without first being in the mind.