Despite our mental certainties and clarity, we can never really be sure of anything that we perceive. Cognitive science cites 23 known human biases that interfere with perception. Put simply, whilst we might know, we can never be certain. Interestingly, the idea of loosening our certainty might be intellectually frightening, yet this practice will likely lead to the opposite experience, help set you free of your mind, and the fixed view you take of yourself, and others. There’s one certainty here - the practice will be liberating.