It is impossible to prove if God exists.

If God is another name for "reality" or "existence", then it is precisely the one thing that is most obvious and clear. In this case, it is impossible to know anything else without assuming God exists.

Everything in the universe is either a potato, or not a potato.

Potato practically means "thing that is viable for a recipe that calls for a potato" or "thing that a restaurant customer will find acceptable as a potato". I'd be fine being served a sweet potato if I ordered a potato, but my friend wouldn't.

Arguman is a good alternative to Kialo

Arguman loads faster, and that is more important functionally.