Nothing is better for a shift in perspective than travelling and experiencing other cultures, approaches, and frames of thought.
One of the most dangerous things in the world is certainty. To paraphrase Conclave: Certainty is the great enemy of unity, and certainty is the deadly enemy of tolerance.
What have you allowed to become an integral part of your identity? What do you immediately turn your nose up at or pull away from? Could you be wrong? What else might work? Might be true?
Break away and get out.