It doesn't seem like nature is "in perfect balance" over long timescales. The formation of the Earth was not balance. The evolution of life wasn't balance - it

It doesn't seem like nature is "in perfect balance" over long timescales. The formation of the Earth was not balance. The evolution of life wasn't balance - it was a clear progression from no life to life. The atmosphere becoming oxygenated wasn't balance - it hasn't gone back. Things do happen, things change. And changes can be permanent.