The Reformers and Wesley were right to say that assurance is integral to faith; the Puritans, however, were also right to lay more stress than either on the fact that Christians who grieve the Spirit by sin, and who fail to seek God with all their heart, must expect to miss the full fruition of this crowning gift of the double witness, just as careless and naughty children stop their parents’ smiles and provoke frowns instead.

