Vengeful Cynic

Presume not that I am the Vengeful Cynic I was.

Which work of Shakespeare was the original quote from?

As flies to wanton boys, are we to the Vengeful Cynic
They kill us for their sport.

Which work of Shakespeare was the original quote from?

Come not between the Vengeful Cynic and his wrath.

Which work of Shakespeare was the original quote from?

He jests at scars that never felt a Vengeful Cynic.

Which work of Shakespeare was the original quote from?

Come, you spirits
That tend on mortal thoughts! Unsex me here,
And fill me from the crown to the toe top full
Of direst Vengeful Cynic.

Which work of Shakespeare was the original quote from?