diff := (a - b) - c; // OK — parenthesized
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，这一点在新收录的资料中也有详细论述
Setting off to create something completely new is extremely intimidating—especially for those who have spent their whole careers in a desk job. It’s estimated that more than two-thirds of startups fail to ever deliver a positive return to their investors, according to the Harvard Business Review.，详情可参考新收录的资料
‘부화방탕 대명사’ 북한 2인자 최룡해의 퇴장 [주성하의 ‘北토크’]。PDF资料对此有专业解读