While I can't promise you that I'm going to be a perfect candidate and I can't promise you that I'm not going to make mistakes, I can unequivocally promise you that no one, no one, will work harder on your behalf, no one will fight harder with you and no one will make you more proud.
There is no earthly reason why a solo string instrument or voice, having the possibility to play or sing pure intonation, should want, or try, to be tempered.