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Without the Spirit man is so infirm that he cannot, with all other means whatsoever, be enabled to think one right saving thought of God, of Christ, or of his blessed things.

John Bunyan (1831). “The works of that eminent servant of Christ, John Bunyan: minister of the gospel and formerly Pastor of a Congregatin at Bedford”, p.541
Without the Spirit man is so infirm that he cannot, with all other means whatsoever, be enabled to think one right saving thought of God, of Christ, or of his blessed things.