What do you think is the most powerful line in the song "Non, Je Ne Regrette Rien" by Édith Piaf?

Read also:

• Why do programmers choose to write their own code instead of using code that is already available online?
• What timeless pieces do you believe every wardrobe should possess?
• Who is the most annoying character in the Office?
• Why are details for questions here on Quora so limited? I have an account here on Quora and Yahoo Answers. I like discussing different subjects.
• What are some good Caribbean islands to travel to with friends or family? Why?
• Why do gun lovers think their right to own a weapon supercedes everyone else's right to be safe and not be shot?
• How should one handle an uninvited guest at a small, intimate wedding ceremony? Is it appropriate to ask them not to attend?
• What are your political and economic beliefs? How did you form them, especially in comparison to those who hold opposing views?
• Do you think most people would rather be a certain race or are most people happy with the race they are?
• Do you agree that firearms are the most common weapon used in homicides of spouses, intimate partners, children or relatives? Should this data influence gun control policies?