It is only the profound discovery of certainty that has the spiritual power to liberate human consciousness at the deepest level—the level of the soul. Indeed, it’s only in those moments when we are absolutely sure that we can finally let go—let go of the relentless distortion of duality, the endless pain of division, and the haunting presence of doubt.

Andrew Cohen via The Case for Certainty | The Evolution of Enlightenment | Big Think.