Verbal duels.

it's better to change opponents)
because it's not interesting to argue with the same person) IMHO...

But what to do when everyone has argued with everyone else?
P.S. When should I schedule you?

Added after 51 minutes
General ZeT and Agilist: Do prophetic dreams exist?
T@mar@ and Loken: Which science is more important: mathematics or language?
P.S. It's getting harder to come up with topics. If anyone has good ideas, don't be shy and share them.