"if both the top-down and bottom-up methods of trust building are never going to be risk free, is there a more plausible third option? For example, what if Washington and Beijing forget about trust-building and instead opt for a relationship based on mutual deterrence? Unfortunately, the risks of this option — arms racing, a return to a Cold War-like MAD doctrine, and forever teetering on the brink of conventional conflict — might not just upend US-China relations, they might sabotage regional and global security as well."