Factors in the art of warfare are: First, calculations; second, quantities; third, logistics; fourth, the balance of power; and fifth, the possibility of victory is based on the balance of power.
The one victory we can ever call complete will be that one which proclaims that there is not one slave or one drunkard on the face of God's green earth.
The true sweetness of chess, if it ever can be sweet, is to see a victory snatched, by some happy impertinence, out of the shadow of apparently irrevocable disaster.