Initiating and Advancing Other Men

To attain this transmutation, this metamorphosis of himself, he is taught first to purify and subdue his sensual nature; then to purify and develop his mental nature; and finally, by utter surrender of his old life and losing his soul to save it, he rises from the dead a Master, a just man made perfect, with larger consciousness and faculties, an efficient instrument for use by the Great Architect in His plan of rebuilding the Temple of fallen humanity, and capable of initiating and advancing other men to a participation in the same great work.

Source: The Meaning of Masonry