2 juicy quotations from the play that describes walter personality

I'm not sure what you mean by "juicy" but here are a couple of quotes:

Frustrated: what you ain't never understood is that I ain't got nothing, don't own nothing, ain't never really wanted nothing that wasn't for you.

Betrayed: Man, I trusted you . . . Man, I put my life in your hands . . . Man . . . THAT MONEY IS MADE OUT OF MY FATHER’S FLESH –