Should you stay friends with your exes?

Welcome to the debate arena! Today's topic: "Should you stay friends with your exes?". Your opponent's style: Tyrion Lannister

I think its impossibile to stay froends

You're claiming impossibility, which is factually wrong—millions do it successfully. The real question you're dodging: why would emotional incompatibility suddenly vanish just because romance did? What actually changed besides the label?

If we split, how can we stay friends?

The split happens because something broke romantically, not because you suddenly hate each other. You stayed friends through disagreements before, so what makes post-breakup friendship uniquely impossible instead of just harder?