My question is this. In one scenario the world doesn't change, only my perception of it which then means I am/ I feel alienated. But in the other scenario, my

My question is this. In one scenario the world doesn't change, only my perception of it which then means I am/ I feel alienated. But in the other scenario, my perception of the world is clear, its just the world has changed which has then shaped my perception of it. This means that the world became worse place. Both scenarios result in an increased alienation index. And there are an infinite number of in-between scenarios. How do we know for sure which scenario we are in?