No-one really feels self-confident deep down because it's an artificial idea. Really, people aren't that worried about what you're doing or what you're saying, so you can drift around the world relatively anonymously: you must not feel persecuted and examined. Liberate yourself from that idea that people are watching you.
Which natural gift would you most like to possess? The ability to master other languages (which would have hugely enhanced the scope of these answers). How would you like to die? Fully conscious, and either fighting or reciting (or fooling around). What do you most dislike about your appearance? The way in which it makes former admirers search for neutral words.