主题:贴一个中国特色的文件 -- 猫元帅
共:💬5
外链图片需谨慎,可能会被源头改
外链图片需谨慎,可能会被源头改
Reports that say that something hasn't happened are always interesting to me, because a s we know, there are known knowns, there are things we know we know. We also know there are known unknowns; that is t o say, we know there are some things we do not know. But there are also unknown unknowns -- the ones we don't know we don't know.
复 和这位有的一拼