From everywhere else. From the flanks. From the unexpected. From the psychological. From drawing opponents out from their defenses. From the untraditional. From anything but . . . As Hart writes in his masterwork Strategy: [T]he Great Captain will take even the most hazardous indirect approach—if necessary over mountains, deserts or swamps, with only a fraction of the forces, even cutting himself loose from his communications. Facing, in fact, every unfavorable condition rather than accept the risk of stalemate invited by direct approach.