If she can hesitate as to 'Yes,' she ought to say 'No' directly.
It is not a state to be safely entered into with doubtful feelings, with half a heart.

I thought it my duty as a friend, and older than yourself, to say thus much to you.

But do not imagine that I want to influence you." "Oh! no, I am sure you are a great deal too kind to--but if you would just advise me what I had best do--No, no, I do not mean that--As you say, one's mind ought to be quite made up--One should not be hesitating--It is a very serious thing .-- It will be safer to say 'No,' perhaps .-- Do you think I had better say 'No ?'" "Not for the world," said Emma, smiling graciously, "would I advise you either way.

You must be the best judge of your own happiness.

If you prefer Mr.Martin to every other person; if you think him the most agreeable man you have ever been in company with, why should you hesitate?
You blush, Harriet .-- Does any body else occur to you at this moment under such a definition?
Harriet, Harriet, do not deceive yourself; do not be run away with by gratitude and compassion.