While Satan's binding for a thousand years is not his ultimate judgment, it will relieve humanity of a huge weight of spiritual oppression.
Pride, vanity, presumption, and self-absorption led to Satan's demise. Satan's madness (that he is his own god) is the spirit of this world,
God has not set up us for failure, but if we can't control our inordinate pride, we could destroy our own chances of fulfilling God's purpose for us.
Like the cycles of the seasons, the events of prophecy follow natural progressions. God has given ample warnings to His prophets to prepare His people.
All of the sufferings in the present had their origin in the Garden of Eden when our parents sinned, seemingly in secret. The effects of sins radiate outward.