I act my part from finish to start. My fate in hand from sea to shining sea.

Here is the hint I was provided:

__ __ __ __ __ __ S__
__ __ __ __ __ __ __ __ __ __ __ __ __ __
__ __ __ __ S__ __ __ __ __ __ __
S__ __ __ __ __ __ __ __ __ __ __ S__.

I got another hint:

__ __ __ __ T_ __ S__
__ __ T_ __ __ __ __ __ __ __ __ __ __ __
__ __ __ T_ S__ __ __ __ __ __ __
S__ __ __ __ __ __ __ __ __ __ __ S__.

i got another hint:

__ __ __ __ T_ __ S__
__ __ T_ __ __ __ __ __ __ __ __ __ __ __
__ __ __ T_ S__ __ __ __ __ __ __
S__ __ __ __ __ __ __ __ __ __ __ S__.

:confused:

I received another hint today:
__ __ R __ T __ S__
__ __ T __ __ __ __ R __ __ __ __ __ __
__ __ __ T S__ __ __ __ __ R __
S__ __ __ __ __ R __ __ __ __ S__.