If you want to boost your confidence and build your self esteem, what are you doing it for?
There must always be an outcome for the mind-body connection, or else it will simply remain at "status-quo" due to inertia.
So specify an outcome:
What will your world look like when you have this new-found self esteem and self confidence?
Take some time to write out your "new ideal week".
And if you can also take on board these more advanced questions below, you might find yourself enjoying your outcome(s) sooner than you think.
How will you think differently?
What new emotions will you feel?
How will you stand, sit, hold yourself differently?