Isn't that just a tacit admission that we're not good enough to neuter them tactically or technically, having to rely on psychological motivators like vengeance to stand a chance? In any case, all this revenge talk is misplaced, it's the ref who screwed us over, not Barcelona. Cold meticulous preparation, top notch collective concentration and sheer bloodymindedness can also get the job done against Barcelona, but maybe that's just me.