没有完美的知识可以称为我们与生俱来的;唯有从经验中获得的知识才是真正的知识。
There is no perfect knowledge which can be entitled ours, that is innate; none but what has been obtained from experience.
就算你要杀人,礼貌也伤不着你。
未来属于那些能够掌握核心技术的人。