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學習快評丨qibao666888　　例?(li)如?(ru)“揚??(yang)棄??(qi)”??，我??(wo)認?(ren)為??(wei)可??(ke)視??(shi)作??(zuo)一??(yi)種??(zhong)農(nóng)??(nong)業(yè)??(ye)比??(bi)喻??(yu)??。??“揚??(yang)”是??(shi)將??(jiang)谷?(gu)物??(wu)揚??(yang)起??(qi)以??(yi)篩??(shai)出??(chu)有??(you)用??(yong)的??(de)谷??(gu)粒??(li)??，“棄??(qi)”即??(ji)丟??(diu)棄??(qi)谷??(gu)殼??(ke)等??(deng)無??(wu)用?(yong)之??(zhi)物??(wu)??。整??(zheng)個??(ge)過??(guo)程??(cheng)如??(ru)同??(tong)辯??(bian)證??(zheng)篩??(shai)選??(xuan)：事??(shi)物??(wu)經(jīng)??(jing)過??(guo)反??(fan)復(fù)??(fu)檢??(jian)驗??(yan)??，無??(wu)法??(fa)繼??(ji)續(xù)??(xu)使??(shi)用??(yong)的??(de)雜??(za)質(zhì)??(zhi)將??(jiang)自??(zi)然??(ran)脫??(tuo)去??(qu)??，最??(zui)終??(zhong)留??(liu)下??(xia)精??(jing)華?(hua)???！　‘??(dang)前??(qian)關(guān)??(guan)于??(yu)新??(xin)質(zhì)??(zhi)生??(sheng)產(chǎn)?(chan)力??(li)的??(de)討??(tao)論??(lun)??，其??(qi)本??(ben)質(zhì)?(zhi)是?(shi)對??(dui)人??(ren)與??(yu)社??(she)會??(hui)、人??(ren)與??(yu)自??(zi)然??(ran)互??(hu)動??(dong)方??(fang)式??(shi)演??(yan)進??(jin)的??(de)探??(tan)索??(suo)??。??這?(zhe)種??(zhong)互??(hu)動??(dong)始??(shi)終??(zhong)需??(xu)要??(yao)依?(yi)托??(tuo)具??(ju)體??(ti)的??(de)物??(wu)質(zhì)??(zhi)對??(dui)象??(xiang)——即??(ji)便??(bian)涉??(she)及??(ji)虛??(xu)擬??(ni)空??(kong)間??(jian)的??(de)創(chuàng)??(chuang)造??(zao)??，仍??(reng)需??(xu)建??(jian)立?(li)在??(zai)實??(shi)體??(ti)物??(wu)質(zhì)??(zhi)基??(ji)礎(chǔ)??(chu)之??(zhi)上??(shang)??。。