Kendrick Lamar teaches us that, in public debate, refuting your opponent's arguments point by point is less effective than identifying your opponent's single greatest weakness and maintaining message discipline.
Persuasive speech is this way in general. You could do a laundry list of reasons, but more effectively you should pick the one or two things that matter most to your core audience and develop that.
It's also a more honest approach.
A fascist who is good at debate club is still a fascist. A debate where you just shrug at whatever they say, point to the history of fascism, and go "Fuck this dude" over and over again is a better one than engaging with the Nazi like they are some kind of scholar.
