"Those who in quarrels interpose, must often wipe a bloody nose"

This quote by John Gay is an alerting to those who pick to get involved in arguments and disagreements in between others. It is a reminder that when someone interferes in a quarrel, they may wind up getting injured while doing so. The phrase "clean a bloody nose" is a metaphor for the physical and emotional discomfort that can come from getting involved in a conflict. It is a pointer that when someone interferes in a quarrel, they might end up getting hurt in the process.

The quote is also an alerting to those who are tempted to take sides in a dispute. It is a reminder that when somebody interferes in a quarrel, they may wind up getting hurt while doing so. It is a reminder that it is typically better to avoid of arguments and conflicts between others, as it can be hard to stay objective and it can be tough to predict the outcome.

The quote is also a pointer that it is frequently better to attempt to fix disagreements in harmony, rather than turning to violence. It is a pointer that violence is not the answer and that it can often result in more damage than good. It is a pointer that it is frequently much better to attempt to solve disagreements peacefully, instead of turning to violence.