There is one type of functional advantage that enjoys in this dark struggle unique status and deserves special attention. As the force of path dependency in history wanes, and as different forms of life and consciousness get more jumbled together, this force gains in importance. It is negative capabilityː the power to act nonformulaically, in defiance of what rules and routines would predict, a power that may be inspired and strengthened, or discouraged and weakened, by our arrangements and practices as well as by our ways of thinking and feeling.