"A knock-down argument; 'tis but a word and a blow"

This quote by John Dryden is a metaphor for a heated argument. It suggests that a verbal argument can rapidly escalate into a physical altercation. The phrase "knock-down argument" implies that the argument is so intense that it might result in somebody being tore down. The phrase "tis however a word and a blow" indicates that the argument might quickly become physical, with just one word and one blow. This quote is an alerting to be careful when taking part in a heated argument, as it could quickly end up being physical. It is likewise a suggestion that words can have an effective impact and can cause physical violence. This quote is a tip to be mindful of the words we use and to be knowledgeable about the potential repercussions of our words.