Just write, if you open the gate it gets better and better.
I think musically, there's always the stuff you're into that you've always been into but every once in a while there's a new band that kind of stokes you out a little, at least for me.
There's the generic 'be yourself', you'll learn it the hard way. You might just have to learn it that hard way... I think I probably kind of learned it the hard way.