From the beginning of human existence , godly men and women have faithfully tried to fulfill the roles that Jehovah meant for them , and this has added to their happiness and satisfaction .. This sentence is hard to understand. A simpler version with equivalent meaning is the following:
Since the dawn of human history , godly men and women have faithfully sought to live up to the roles that Jehovah has given them . This way of acting has contributed to their happiness and satisfaction .