Pakistan, Aug. 4 -- Observing the power swing taking place on the world stage keenly today makes one consider a concoction of laws of physics on momentum and energy to brew yet another one defining this swing. It can go like this: power can be created but cannot be destroyed, as it can change hands and flex, both subtly. This very much underlines the prevailing scenario, as the USA unleashes a war, rattles the global economy, strains old alliances, and treats settled norms as inconveniences. On its heels, the option with the least odds emerges, enabling the rival-in-chief to seize power and the moment. That's what China has been at work on all the while, without any rhetoric, without any denunciation of Washington in thunderous terms. And...