What makes your faith true?

[robvalue]

He answered you? Do you hear voices in your head?

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PS: If you're referring to systems of government, then yes, it is probably a good idea to have a new system ready before getting rid of the old one.

However, secular-ish democracy-ish style governments have been working just fine for some time now. There's no need for socieites governed by books written thousands of years ago anymore.