Why might many textbooks make it seem like everyone wanted a strong central government after shays rebellion

Basically, not everyone desired a strong central government after the revolution, which was not being under the leadership of a strong central government. The constitution confines the influences of the federal government but it has been fragmented, because the people no longer want to be accountable for the argument of their privileges.

there is no chart here so no one can answer this.

to act quickly in times of danger to the united states

because you have to act quickly if you want to live/survive.