"THE TROUBLE WITH PEPOPLE WHO ARE NOT SEEKING A SAVIOUR NOR SALVATION IS THAT THEY DO NOT UNDERSTAND THE NATURE OF SIN. IT IS A PECULIAR FUNCTION OF THE LAW TO BRING SUCH AN UNDERSTANDING TO A MAN'S MIND AND CONSCIENCE. THIS IS WHY GREAT EVANGELICAL PREACHERS 300 YEARS AGO IN THE TIME OF THE PURTANS, AND 200 YEARS AGO IN THE TIIME OF WHITFIELD AND OTHERS, ALWAYS ENGAGED IN WHAT THEY CALLED A PRELIMINARY LAW."
Source: Dr. Martin Lloyd Jones, The Evidence Bible