"We thus find that the entire Torah is a tapestry of the Name HaShem-. Because of this it is called, "Purely the Torah of HaShem–Torat HaShem Temimah–." ... You then will understand how great is the punishment of someone who mentions the name of heaven in vain; how much more so, someone who pronounces the name according to its letters; even more so, someone who makes use of it!"