Remember that it is not enough to abstain from lying by word of mouth for the worst lies are often conveyed by a false look smile or act.
I have more freedom when I write fiction but my memoirs have had a much stronger impact on my readers. Somehow the 'message ' even if I am not even aware that there is one is conveyed better in this form.
It's amazing to hear as a voice matures and then starts to decline what kind of emotion is still conveyed by a really good vocalist.