“Form of oath. — ‘If I am now lying I am no longer a decent human being and anyone may tell me so to my face.’ — I recommend this form of oath in place of the judicial oath with its customary invocation of God: it is stronger. Even the pious person has no reason to oppose it: for as soon as the sanction of the oath hitherto in use begins to be applied vainly, the pious person must give ear to his catechism, which prescribes ‘thou shalt not take the name of the Lord thy God in vain!'”