"I had hoped you would protest, but please don't argue"

This quote by Lotte Lehmann suggests that the speaker had actually anticipated the other individual to disagree with them, however is now asking not to argue. This could be analyzed as the speaker wishing to have a discussion, however not a heated argument. It might likewise be analyzed as the speaker wishing to have a meaningful discussion, however not one that is filled with dispute and hostility. The speaker is most likely attempting to produce a safe area for dialogue, where both celebrations can express their viewpoints without worry of judgement or criticism. By asking the other individual not to argue, the speaker is showing respect for their viewpoint and is intending to promote a more efficient conversation. Ultimately, this quote is a pointer that significant discussions can be had without resorting to arguments and hostility.