Answer:
The sharp slim blade, that cuts the wind.
The older they are the less wrinkles they have.
My first half is normally made of stone, my second is crazy, and I taste sweet when complete.
Whilst I was engaged in sitting. I spied the dead carrying the living
I cut through evil like a double edged sword, and chaos flees at my approach. Balance I single-handedly upraise, through battles fought with heart and mind, instead of with my gaze.
What language does a billboard speak?