Wouldst thou know the lawfulness of the action which thou...

Wouldst thou know the lawfulness of the action which thou desirest to undertake, let thy devotion recommend it to Divine blessing: if it be lawful, thou shalt perceive thy heart encouraged by thy prayer; if unlawful, thou shalt find thy prayer discouraged by thy heart. That action is not warrantable which either blushes to beg a blessing, or, having succeeded, dares not present a thanksgiving.