THEPATHOFTHELAWbyOliverWendellHolmes,Jr.10HarvardLawReview457(1897)Whenwestudylawwearenotstudyingamysterybutawell-knownprofession.Wearestudyingwhatweshallwantinordertoappearbeforejudges,ortoadvisepeopleinsuchawayastokeepthemoutofcourt.Thereasonwhyitisaprofession,whypeoplewillpaylawyerstoargueforthemortoadvisethem,isthatinsocietieslikeoursthecommandofthepublicforceisintrustedtothejudgesincertaincases,andthewholepowerofthestatewillbeputforth,ifnecessary,tocarryouttheirjudgmentsanddecrees.Peoplewanttoknowunderwhatcircumstancesandhowfartheywillruntheriskofcomingagainstwhatissomuchstrongerthanthemselves,andhenceitbecomesabusinesstofindoutwhenthisdangeristobefeared.Theobjectofourstudy,then,isprediction,thepredictionoftheincidenceofthepublicforcethroughtheinstrumentalityofthecourts.Themeansofthestudyareabodyofreports,oftreatises,andofstatutes,inthiscountryandinEngland,extendingbackforsixhundredyears,andnowincreasingannuallybyhundreds.Inthesesibyllineleavesaregatheredthescatteredpropheciesofthepastuponthecasesinwhichtheaxewillfall.Thesearewhatproperlyhavebeencalledtheoraclesofthelaw.Farthemostimportantandprettynearlythewholemeaningofeveryneweffortoflegalthoughtistomakethesepropheciesmoreprecise,andtogeneralizethemintoathoroughlyconnectedsystem.Theprocessisone,fromalawyer'sstatementofacase,eliminatingasitdoesallthedramaticelementswithwhichhisclient'sstoryhasclothedit,andretainingonlythefactsoflegalimport,uptothefinalanalysesandabstractuniversalsoftheoreticjurisprudence.Thereasonwhyalawyerdoesnotmentionthathisclientworeawhitehatwhenhemadeacontract,whileMrs.Quicklywouldbesuretodwelluponitalongwiththeparcelgiltgobletandthesea-coalfire,isthatheforeseesthatthepublicforcewillactinthesamewaywhateverhisclienthaduponhishead.Itistomaketheprophecieseasiertoberememberedandtobeunderstoodthattheteachingsofthedecisionsofthepastareputintogeneralpropositionsandgatheredintotextbooks,orthatstatutesarepassedinageneralform.Theprimaryrightsanddutieswithwhichjurisprudencebusiesitselfagainarenothingbutprophecies.Oneofthemanyevileffectsoftheconfusionbetweenlegalandmoralideas,aboutwhichIshallhavesomethingtosayinamoment,isthattheoryisapttogetthecartbeforethehorse,andconsidertherightorthedutyassomethingexistingapartfromandindependentoftheconsequencesofitsbreach,towhichcertainsanctionsareaddedafterward.But,asIshalltrytoshow,alegaldutysocalledisnothingbutapredictionthatifamandoesoromitscertainthingshewillbemadetosufferinthisorthatwaybyjudgmentofthecourt;andsoofalegalright.Thenumberofourpredictionswhengeneralizedandreducedtoasystemisnotunmanageablylarge.Theypresentthemselvesasafinitebodyofdogmawhichmaybemasteredwithinareasonabletime.Itisagreatmistaketobefrightenedbytheever-increasingnumberofreports.Thereportsofagivenjurisdictioninthecourseofagenerationtakeupprettymuchthewholebodyofthelaw,andrestateitfromthepresentpointofview.Wecouldreconstructthecorpusfromthemifallthatwentbeforewereburned.Theuseoftheearlierreportsismainlyhistorical,auseaboutwhichIshallhavesomethingtosaybeforeIhavefinished.Iwish,ifIcan,tolaydownsomefirstprinciplesforthestudyofthisbodyofdogmaorsystematizedpredictionwhichwecallthelaw,formenwhowanttouseitastheinstrumentoftheirbusinesstoenablethemtoprophesyintheirturn,and,asbearinguponthestudy,Iwishtopointoutanidealwhichasyetourlawhasnotattained.Thefirstthingforabusinesslikeunderstandingofthematteristounderstanditslimits,andthereforeIthinkitdesirableatoncetopointoutanddispelaconfusionbetweenmoralityandlaw,whichsometimesrisestotheheightofconscioustheory,andmoreoftenandindeedconstantlyismakingtroubleindetailwithoutreachingthepointofconsciousness.Youcanseeveryplainlythatabadmanhasasmuchreasonasagoodoneforwishingtoavoidanencounterwiththepublicforce,andthereforeyoucanseethepracticalimportanceofthedistinctionbetweenmoralityandlaw.Amanwhocaresnothingforanethicalrulewhichisbelievedandpractisedbyhisneighborsislikelyneverthelesstocareagooddealtoavoidbeingmadetopaymoney,andwillwanttokeepoutofjailifhecan.ItakeitforgrantedthatnohearerofminewillmisinterpretwhatIhavetosayasthelanguageofcynicism.Thelawisthewitnessandexternaldepositofourmorallife.Itshistoryisthehistoryofthemoraldevelopmentoftherace.Thepracticeofit,inspiteofpopularjests,tendstomakegoodcitizensandgoodmen.WhenIemphasizethedifferencebetweenlawandmoralsIdosowithreferencetoasingleend,thatoflearningandunderstandingthelaw.Forthatpurposeyoumustdefinitelymasteritsspecificmarks,anditisforthatthatIaskyouforthemomenttoimagineyourselvesindifferenttootherandgreaterthings.Idonotsaythatthereisnotawiderpointofviewfromwhichthedistinctionbetweenlawandmoralsbecomesofsecondaryornoimportance,asallmathematicaldistinctionsvanishinpresenceoftheinfinite.ButIdosaythatthatdistinctionisofthefirstimportancefortheobjectwhichweareheretoconsider--arightstudyandmasteryofthelawasabusinesswithwellunderstoodlimits,abodyofdogmaenclosedwithindefinitelines.Ihavejustshownthepracticalreasonforsayingso.Ifyouwanttoknowthelawandnothingelse,youmustlookatitasabadman,whocaresonlyforthematerialconsequenceswhichsuchknowledgeenableshim