The divine promises scattered throughout the Scriptures have great power, because underlying every promise is the Christianly scientific fact of the allness of God, the supremacy and omnipotence of good.
Many years ago a Christian Science Sunday School teacher pointed out to me the importance of these words from Science and Health with Key to the Scriptures by Mary Baker Eddy.
Once you're certain that you want to become a member—and you've relied solely on Christian Science healing for a year or more—your next step is to get an application form.