4. Your value for the world.
Everyone views the world in a way that benefits them, and people are always searching for value. If you have what they want, interacting and exchanging will be even easier.
It is one thing to decide that you are great, another to behave like a great person, and even better to actually be great.
Work on yourself.
Become healthy by eating real food and training your body, lifting weights.
Learn. Listen to smart people. Explore things to understand how the world works.
FAFO. Experience creates competence, which creates confidence.
Learn communication. Actually communicate with lots of people. Talk about everything: life, love, relationships, business, health, science, entertainment, anything...
Have a purpose. Chase progress and excellence. Create value.
Actually become powerful! 
