I do not wish to control their actions in a way to only suit me.

[ But the Red Queen has a point, and she looks, grateful to her sister. ]

That is true. I would never want to cause any of your Reals any undue stress. It seems for now there's plenty of that happening without Wonderland's machinations sprinkling on more.

[ She puts down her cookie. ]

Then that matter is settled. No crossing without express permission because there is no consent granted by the Real thing to be instantaneously transported should a Mirror cross. Is that agreeable?