. . . therefore the joy of good living is the theme of A.A.’s Twelfth Step.
— TWELVE STEPS AND TWELVE TRADITIONS, p. 125
Whenever you see a "therefore" find out what it is there for. In this case we are referring to "Having had a 'spiritual awakening' as a result of these steps,.."
The 'spiritual awakening' comes "as a result" of the 12 steps of recovery. You must complete the first eleven steps in order to watch and feel it happen to you.
A.A. is a joyful program! Even so, I occasionally balk at taking the necessary steps to move ahead, and find myself resisting the very actions that could bring about the joy I want. I would not resist if those actions did not touch some vulnerable area of my life, an area that needs hope and fulfillment. Repeated exposure to joyfulness has a way of softening the hard, outer edges of my ego. Therein lies the power of joyfulness to help all members of A.A.