シェイクスピアからの引用で'To thine own self, be true.'=stay true to yourself がよく使われます。0:09
http://www.youtube.com/watch?v=MTjxVzzrfoA 1:29 you need to stay true to yourself.
http://www.youtube.com/watch?v=9VMRjUDzae4 1:21 you have to be true to yourself.
