If you happen to hold that human consciousness is no more than the epiphenomenon, or secretion, of our individual brains then you are more or less trapped in your own skull. But if consciousness is open, if it can partake in a more global form of being, if it can merge with the natural world and with other beings, then, indeed, it may be possible to drop, for a time, the constraints of one's personal worldview and see reality through the eyes of others.