A: the earth is made of green cheese
B: the earth is self-evidently not made of green cheese .
A: Since you disagree with me, I can only assume you don't know enough about the subject. Go read a book, and don't talk about the subject any more until you agree with my views on it.
B: Sir, you are a buffoon.
A: Anyone who thinks calling people names is not unacceptable is clearly a buffoon.
B: It should be obvious to anyone with half a brain that calling people names is unacceptable .
A: Anyone who thinks calling people names is unacceptable is clearly a buffoon.
B: It should be obvious to anyone with half a brain that calling people names is unacceptable .
A: It is quite obvious that it is not the case that calling people names is unacceptable
B: Anyone who thinks calling people names is not unacceptable is clearly a buffoon.
A: It should be obvious to anyone with half a brain that calling people names is unacceptable .
B: I dispute your premise.
A: You're wrong.
B: It is clearly not true that calling people names is unacceptable .
A: You're wrong.
B: You're quite wrong, the moon is flat
A: It should be obvious to anyone with half a brain that the moon is flat .
B: It is not evident that the moon is flat .
MoonShadow/FlameWar