&nbsp；理&nbsp；性&nbsp；化&nbsp；演&nbsp；變&nbsp；，&nbsp；與&nbsp；社&nbsp；會&nbsp；文&nbsp；化&nbsp；知&nbsp；識&nbsp；的&nbsp；分&nbsp；化&nbsp；。&nbsp；諸&nbsp；子&nbsp；紛&nbsp；起&nbsp；，&nbsp；百&nbsp；家&nbsp；爭&nbsp；鳴&nbsp；，&nbsp；其&nbsp；中&nbsp；尤&nbsp；以&nbsp；道&nbsp；、&nbsp；儒&nbsp；、&nbsp；墨&nbsp；（&nbsp；三&nbsp；家&nbsp；稱&nbsp；為&nbsp；「&nbsp；顯&nbsp；學&nbsp；」&nbsp；）&nbsp；、&nbsp；陰&nbsp；陽&nbsp；家&nbsp；、&nbsp；神&nbsp；仙&nbsp；家&nbsp；等&nbsp；，&nbsp；在&nbsp；文&nbsp；化&nbsp；史&nbsp；上&nbsp；都&nbsp；有&nbsp；相&nbsp；當&nbsp；深&nbsp；遠&nbsp；的&nbsp；影&nbsp；響&nbsp；。

&nbsp；。。。&nbsp；&nbsp；

第十九章

道&nbsp；教&nbsp；是&nbsp；我&nbsp；國&nbsp；土&nbsp；生&nbsp；土&nbsp；長&nbsp；的&nbsp；傳&nbsp；統&nbsp；宗&nbsp；教&nbsp；，&nbsp；因&nbsp；以&nbsp；「&nbsp；道&nbsp；」&nbsp；為&nbsp；最&nbsp；高&nbsp；信&nbsp；仰&nbsp；而&nbsp；得&nbsp；名&nbsp；。&nbsp；它&nbsp；認&nbsp；為&nbsp；，&nbsp；經&nbsp；過&nbsp；一&nbsp；定&nbsp；的&nbsp；修&nbsp；煉&nbsp；，&nbsp；人&nbsp；可&nbsp；以&nbsp；得&nbsp；道&nbsp；成&nbsp；仙&nbsp；。&nbsp；以&nbsp；此&nbsp；信&nbsp；念&nbsp；為&nbsp；核&nbsp；心&nbsp；。&nbsp；道&nbsp；教&nbsp；尊&nbsp；老&nbsp；子&nbsp；為&nbsp；教&nbsp；祖&nbsp；，&nbsp；奉&nbsp；《&nbsp；道&nbsp；德&nbsp；經&nbsp；》&nbsp；為&nbsp；主&nbsp；要&nbsp；經&nbsp；典&nbsp；。&nbsp；它&nbsp；是&nbsp；在&nbsp；中&nbsp；國&nbsp；敬&nbsp；天&nbsp；祭&nbsp；祖&nbsp；的&nbsp；古&nbsp；代&nbsp；宗&nbsp；教&nbsp；信&nbsp；仰&nbsp；的&nbsp；基&nbsp；礎&nbsp；上&nbsp；，&nbsp；以&nbsp；道&nbsp；家&nbsp；為&nbsp；主&nbsp；要&nbsp；思&nbsp；想&nbsp；淵&nbsp；源&nbsp；，&nbsp；吸&nbsp；收&nbsp；陰&nbsp；陽&nbsp；家&nbsp；、&nbsp；墨&nbsp；家&nbsp；、&nbsp；儒&nbsp；家&nbsp；（&nbsp；包&nbsp；括&nbsp；讖&nbsp；緯&nbsp；學&nbsp；）&nbsp；、&nbsp；法&nbsp；家&nbsp；等&nbsp；諸&nbsp；家&nbsp；思&nbsp；想&nbsp；，&