the πνεῦμα, (the spirit or higher element of our nature,) is in man the seat of sin. In angels, on the contrary, the πνεῦμα itself is the seat of sin, and they therefore are incapable of redemption. And in man, when sin invades the πνεῦμα, (spirit) then comes the sin against the Holy Ghost, and redemption becomes impossible. This is only a refined or mystical rationalism, as πνεῦμα is only another name for reason, and the conflict in man is reduced to the struggle between sense and reason, and
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