The Westminster divines knew their Bible and they understood the confidence and assurance Christ has promised to all who pick up their cross and follow Him.
Then, and only then, does life truly become fruitful and reasonable and happy and loving. Because then and only then do our lives mirror the Creator and His many blessings.
Blotting out the handwriting of ordinances that was against us, which was contrary to us, and took it out of the way, nailing it to His cross; And having spoiled principalities and powers, he made a shew of them openly, triumphing over them in it." -- Colossians 2:13-15"And you, being dead in your sins and the uncircumcision of your flesh, hath he quickened together with him, having forgiven you all trespasses;