Trump explains why he is nice to Xi Jinping and Kim Jong-un. US President Donald Trump explained why he's nice to Chinese President Xi Jinping and North Korean leader Kim Jong-un. Trump said, "Somebody said, 'Why is he being nice to Xi?' Isn’t it nice to get along with...leaders of massive nuclear nations?" "I get along great with Kim. When people have 112 nuclear missiles, it’s nice to get along," he added.