Difficult times lie ahead, warned Chinese President Xi Jinping on Sunday as he opened the Chinese Communist Party congress. In a keynote address to some 2,300 delegates in the Great Hall of the People in Beijing, the president warned of “potential dangers” as he called for China to be “prepared for worst case scenarios.” “So adapt and be ready to withstand high winds, choppy waters and even dangerous storms,” Xi said. Xi called for the country to follow his party leadership resolutely in order to rejuvenate the Chinese nation and expand “socialism with Chinese characteristics.” The next five y…