Answer:
A dagger thrust at my own heart dictates the way I'm swayed. Left I stand and right I yield to the twisting of the blade. What am I?
Marking mortal privation when firmly in place. An enduring summation inscribed in my face.
The more you take away from me, the bigger I shall get. What am I?
I am an odd number. Take away one letter and I become even. What number am I?
I have no wallet but I pay my way. I travel the world but in a corner I stay. What am I?
I flow from the Homerβs mouth when he sees doughnuts.