@font-face{font-family:"TimesNewRoman";}@font-face{font-family:"宋体";}@font-face{font-family:"SimSun";}@font-face{font-family:"Calibri";}p.MsoNormal{margin:0pt0pt0.0001pt;text-align:justify;font-family:Calibri;font-size:10.5pt;}p.p{margin:5pt0pt;text-align:left;font-family:Calibri;font-size:12pt;}span.msoIns{text-decoration:underline;color:blue;}span.msoDel{text-decoration:line-through;color:red;}div.Section0{}Apainterhangshisorherfinishedpicturesonawall,andeveryonecanseeit.Acomposerwritesawork,butnoonecanhearituntilitisperformed.Professionalsingersandplayershavegreatresponsibilities,forthecomposerisutterlydependentonthem.Astudentofmusicneedsaslongandasarduousatrainingtobecomeaperformerasamedicalstudentneedstobecomeadoctor.Mosttrainingisconcernedwithtechnique,formusicianshavetohavethemuscularproficiencyofanathleteoraballetdancer.Singerspracticebreathingeveryday,astheirvocalchordswouldbeinadequatewithoutcontrolledmuscularsupport.Stringplayerspracticemovingthefingersofthelefthandupanddown,whiledrawingthebowtoandfrowiththerightarm—twoentirelydifferentmovements.
Singersandinstrumentshavetobeabletogeteverynoteperfectlyintune.Pianistsaresparedthisparticularanxiety,forthenotesarealreadythere,waitingforthem,anditisthepianotuner’sresponsibilitytotunetheinstrumentforthem.Buttheyhavetheirowndifficulties;thehammersthathitthestringhavetobecoaxednottosoundlikepercussion,andeachoverlappingtonehastosoundclear.Thisproblemofgettingcleartextureisonethatconfrontsstudentconductors:theyhavetolearntoknoweverynoteofthemusicandhowitshouldsound,andtheyhavetoaimatcontrollingthesesoundwithfanaticalbutselflessauthority.Techniqueisofnouseunlessitiscombinedwithmusicalknowledgeandunderstanding.Greatartistsarethosewhoaresothoroughlyathomeinthelanguageofmusicthattheycanenjoyperformingworkswritteninanycentury.
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