Whom does the narrator think he is addressing?

What are the "laws of nature" (p. 145-6) or "laws of consciousness" (pp. 154-5)?

When the underground man claims to take delight in guilt and degradation, is he telling the truth, lying, or deceiving himself?

What happened to the underground man after his confrontation with the officer on Nevsky Avenue (p. 193)?

What does he mean by saying to Lisa, "They - they won't let me - I - I can't be good (p. 265)?"

Is the underground man mad?

What purposes does the editorial framework (pp. 139 & 272) serve?

What is the relation between Part I and Part II?