Be true to your own highest conviction
truth
A selected quote by William Ellery Channing.
Be true to your own highest conviction
Related
It is a truth universally acknowledged, that a single man in possession of a good fortune, must be in want of a wife
Truth can never be told so as to be understood, and not be believed
Every thing possible to be believed is an image of truth
Our truest life is when we are in dreams awake
... when you have eliminated the impossible, whatever remains, however improbable, must be the truth
A thing is not necessarily true because a man dies for it.