Hey! Here is the implicit and explicit meaning:
This phrase includes the matter of life and death, which makes think of a certain lie you told which depends on your life. It gives us the vibes of honesty. The word “noble” makes us think of a true meaning of honor and a truthful person. The phrase “than to live” emphasis the lies and dishonesty of your next part of life.
(Hope it helps)
B. A memoir is a first person account of a person's life
A memoir is no different from an autobiography, and it's written by people who are able to craft their life into an interesting story.