To know with certainty To point wholeheartedly to causes Giddy with enthusiastic explanations Churned out by the machinery Of semantic thought and reason Until doubt is fled and Clouds of reason crowd The pathways of experience And so, so easily lose our footing Stumble and get turned around To fill an essentially simple space With utilitarian explanations To take up prejudices on a whim Or with the tide of popular opinion That re-enforces vicious humours And repudiates all else