There are forms of knowing that seem either to come from a parting or to require one. Paradigmatically in Genesis, Adam parts from God in order to join in knowledge with his partner, the flesh of his flesh, and the result is a bereft but not unpromising knowledge, looking like a labor of love. Saint Augustine famously--some would say infamously--reads the Genesis paradigm of knowing as a story of original sin, where parting is both damnable and disfiguring...