°´¼üÅÌÉÏ·½Ïò¼ü ¡û »ò ¡ú ¿É¿ìËÙÉÏÏ·ҳ£¬°´¼üÅÌÉ쵀 Enter ¼ü¿É»Øµ½±¾ÊéĿ¼ҳ£¬°´¼üÅÌÉÏ·½Ïò¼ü ¡ü ¿É»Øµ½±¾Ò³¶¥²¿£¡
¡ª¡ª¡ª¡ªÎ´ÔĶÁÍꣿ¼ÓÈëÊéÇ©ÒѱãÏ´μÌÐøÔĶÁ£¡
interruptions¡¡¡¡¡¡of¡¡¡¡¡¡any¡¡¡¡¡¡one¡£¡¡¡¡¡¡¡¡¡¡But¡¡¡¡¡¡besides¡¡¡¡¡¡that¡¡¡¡¡¡I¡¡¡¡¡¡neither¡¡¡¡¡¡have¡¡¡¡¡¡so¡¡¡¡¡¡high¡¡¡¡¡¡an¡¡
opinion¡¡¡¡¡¡¡¡¡¡¡¡of¡¡¡¡myself¡¡¡¡¡¡¡¡¡¡as¡¡¡¡¡¡to¡¡¡¡be¡¡¡¡¡¡willing¡¡¡¡¡¡¡¡to¡¡¡¡¡¡make¡¡¡¡¡¡¡¡promise¡¡¡¡¡¡¡¡¡¡of¡¡¡¡¡¡anything¡¡
extraordinary£»¡¡nor¡¡feed¡¡on¡¡imaginations¡¡so¡¡vain¡¡as¡¡to¡¡fancy¡¡that¡¡the¡¡public¡¡
must¡¡be¡¡much¡¡interested¡¡in¡¡my¡¡designs£»¡¡I¡¡do¡¡not£»¡¡on¡¡the¡¡other¡¡hand£»¡¡own¡¡a¡¡
soul¡¡so¡¡mean¡¡as¡¡to¡¡be¡¡capable¡¡of¡¡accepting¡¡from¡¡any¡¡one¡¡a¡¡favor¡¡of¡¡which¡¡
it¡¡could¡¡be¡¡supposed¡¡that¡¡I¡¡was¡¡unworthy¡£¡¡
¡¡¡¡¡¡¡¡¡¡These¡¡considerations¡¡taken¡¡together¡¡were¡¡the¡¡reason¡¡why£»¡¡for¡¡the¡¡last¡¡
three¡¡years£»¡¡¡¡I¡¡¡¡have¡¡been¡¡unwilling¡¡¡¡¡¡to¡¡publish¡¡the¡¡treatise¡¡I¡¡had¡¡¡¡¡¡on¡¡¡¡¡¡hand£»¡¡
and¡¡why¡¡I¡¡even¡¡resolved¡¡to¡¡give¡¡publicity¡¡during¡¡my¡¡life¡¡to¡¡no¡¡other¡¡that¡¡
was¡¡¡¡¡¡¡¡¡¡so¡¡¡¡general£»¡¡¡¡¡¡¡¡or¡¡¡¡by¡¡¡¡which¡¡¡¡¡¡¡¡¡¡the¡¡¡¡principles¡¡¡¡¡¡¡¡of¡¡¡¡my¡¡¡¡¡¡¡¡physics¡¡¡¡¡¡¡¡might¡¡¡¡¡¡¡¡be¡¡
understood¡£¡¡¡¡¡¡¡¡¡¡¡¡¡¡But¡¡since¡¡then£»¡¡two¡¡other¡¡reasons¡¡have¡¡e¡¡into¡¡operation¡¡
that¡¡have¡¡determined¡¡me¡¡here¡¡to¡¡subjoin¡¡some¡¡particular¡¡specimens£»¡¡and¡¡
give¡¡¡¡¡¡¡¡the¡¡¡¡¡¡public¡¡¡¡¡¡some¡¡¡¡¡¡¡¡account¡¡¡¡¡¡¡¡¡¡of¡¡¡¡my¡¡¡¡¡¡¡¡doings¡¡¡¡¡¡¡¡and¡¡¡¡¡¡designs¡£¡¡¡¡¡¡¡¡¡¡Of¡¡¡¡¡¡¡¡these¡¡
considerations£»¡¡¡¡¡¡¡¡¡¡¡¡the¡¡¡¡¡¡first¡¡¡¡is£»¡¡¡¡that¡¡¡¡if¡¡¡¡I¡¡¡¡failed¡¡¡¡to¡¡¡¡do¡¡¡¡so£»¡¡¡¡many¡¡¡¡¡¡who¡¡¡¡¡¡¡¡¡¡were¡¡
cognizant¡¡of¡¡my¡¡previous¡¡intention¡¡to¡¡publish¡¡some¡¡writings£»¡¡might¡¡have¡¡
imagined¡¡¡¡¡¡that¡¡¡¡¡¡the¡¡¡¡¡¡reasons¡¡¡¡¡¡which¡¡¡¡¡¡induced¡¡¡¡¡¡me¡¡¡¡¡¡to¡¡¡¡¡¡refrain¡¡¡¡¡¡from¡¡¡¡¡¡so¡¡¡¡¡¡doing£»¡¡
were¡¡¡¡¡¡¡¡¡¡less¡¡¡¡to¡¡¡¡my¡¡¡¡¡¡¡¡credit¡¡¡¡¡¡than¡¡¡¡¡¡they¡¡¡¡¡¡really¡¡¡¡¡¡are£»¡¡¡¡for¡¡¡¡¡¡although¡¡¡¡¡¡¡¡¡¡I¡¡¡¡am¡¡¡¡¡¡not¡¡
immoderately¡¡¡¡¡¡desirous¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡of¡¡¡¡glory£»¡¡¡¡¡¡or¡¡¡¡even£»¡¡¡¡¡¡if¡¡¡¡I¡¡¡¡may¡¡¡¡¡¡venture¡¡¡¡¡¡¡¡so¡¡¡¡to¡¡¡¡say£»¡¡
although¡¡I¡¡am¡¡averse¡¡from¡¡it¡¡in¡¡so¡¡far¡¡as¡¡I¡¡deem¡¡it¡¡hostile¡¡to¡¡repose¡¡which¡¡I¡¡
hold¡¡in¡¡greater¡¡account¡¡than¡¡aught¡¡else£»¡¡yet£»¡¡at¡¡the¡¡same¡¡time£»¡¡I¡¡have¡¡never¡¡
sought¡¡¡¡¡¡to¡¡¡¡¡¡conceal¡¡¡¡¡¡my¡¡¡¡¡¡actions¡¡¡¡¡¡as¡¡¡¡¡¡if¡¡¡¡¡¡they¡¡¡¡¡¡were¡¡¡¡¡¡crimes£»¡¡¡¡¡¡nor¡¡¡¡¡¡made¡¡¡¡¡¡use¡¡¡¡¡¡of¡¡
many¡¡precautions¡¡that¡¡I¡¡might¡¡remain¡¡unknown£»¡¡and¡¡this¡¡partly¡¡because¡¡I¡¡
¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡54¡¡
¡¡¡Page¡¡55¡
¡¡¡¡¡¡¡¡¡¡¡¡¡¡DISCOURSE¡¡ON¡¡THE¡¡METHOD¡¡OF¡¡RIGHTLY¡¡CONDUCTING¡¡THE¡¡REASON£»¡¡AND¡¡
¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡SEEKING¡¡TRUTH¡¡IN¡¡THE¡¡SCIENCES¡¡
should¡¡have¡¡thought¡¡such¡¡a¡¡course¡¡of¡¡conduct¡¡a¡¡wrong¡¡against¡¡myself£»¡¡and¡¡
partly¡¡¡¡¡¡because¡¡¡¡¡¡¡¡¡¡it¡¡¡¡would¡¡¡¡¡¡¡¡have¡¡¡¡¡¡occasioned¡¡¡¡¡¡¡¡¡¡¡¡me¡¡¡¡¡¡some¡¡¡¡¡¡¡¡sort¡¡¡¡of¡¡¡¡¡¡uneasiness¡¡
which¡¡¡¡¡¡would¡¡¡¡¡¡again¡¡have¡¡¡¡¡¡been¡¡¡¡¡¡contrary¡¡¡¡to¡¡¡¡¡¡the¡¡perfect¡¡¡¡¡¡mental¡¡¡¡¡¡tranquillity¡¡
which¡¡¡¡¡¡I¡¡¡¡¡¡court¡£¡¡¡¡And¡¡¡¡¡¡forasmuch¡¡¡¡¡¡as£»¡¡¡¡¡¡while¡¡¡¡¡¡thus¡¡¡¡¡¡indifferent¡¡¡¡¡¡to¡¡¡¡¡¡the¡¡¡¡¡¡thought¡¡
alike¡¡of¡¡fame¡¡or¡¡of¡¡forgetfulness£»¡¡I¡¡have¡¡yet¡¡been¡¡unable¡¡to¡¡prevent¡¡myself¡¡
from¡¡acquiring¡¡some¡¡sort¡¡of¡¡reputation£»¡¡I¡¡have¡¡thought¡¡it¡¡incumbent¡¡on¡¡me¡¡
to¡¡do¡¡my¡¡best¡¡to¡¡save¡¡myself¡¡at¡¡least¡¡from¡¡being¡¡ill¡spoken¡¡of¡£¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡The¡¡other¡¡
reason¡¡¡¡¡¡that¡¡¡¡¡¡has¡¡¡¡¡¡determined¡¡¡¡¡¡me¡¡¡¡¡¡to¡¡¡¡¡¡mit¡¡¡¡¡¡to¡¡¡¡¡¡writing¡¡¡¡¡¡these¡¡¡¡¡¡specimens¡¡¡¡¡¡of¡¡
philosophy¡¡is£»¡¡that¡¡I¡¡am¡¡being¡¡daily¡¡more¡¡and¡¡more¡¡alive¡¡to¡¡the¡¡delay¡¡
which¡¡¡¡¡¡my¡¡¡¡¡¡design¡¡¡¡¡¡of¡¡¡¡¡¡self¡instruction¡¡¡¡¡¡suffers£»¡¡¡¡¡¡for¡¡¡¡¡¡want¡¡¡¡¡¡of¡¡¡¡¡¡the¡¡¡¡¡¡infinity¡¡¡¡¡¡of¡¡
experiments¡¡I¡¡require£»¡¡and¡¡which¡¡it¡¡is¡¡impossible¡¡for¡¡me¡¡to¡¡make¡¡without¡¡
the¡¡¡¡¡¡assistance¡¡¡¡¡¡of¡¡¡¡¡¡others£º¡¡¡¡¡¡and£»¡¡¡¡¡¡without¡¡¡¡¡¡flattering¡¡¡¡¡¡myself¡¡¡¡¡¡so¡¡¡¡¡¡much¡¡¡¡¡¡as¡¡¡¡¡¡to¡¡
expect¡¡the¡¡public¡¡to¡¡take¡¡a¡¡large¡¡share¡¡in¡¡my¡¡interests£»¡¡I¡¡am¡¡yet¡¡unwilling¡¡
to¡¡be¡¡found¡¡so¡¡far¡¡wanting¡¡in¡¡the¡¡duty¡¡I¡¡owe¡¡to¡¡myself£»¡¡as¡¡to¡¡give¡¡occasion¡¡
to¡¡those¡¡¡¡¡¡who¡¡¡¡¡¡shall¡¡survive¡¡me¡¡¡¡¡¡to¡¡¡¡¡¡make¡¡¡¡¡¡it¡¡matter¡¡¡¡¡¡of¡¡¡¡¡¡reproach¡¡¡¡¡¡against¡¡¡¡¡¡me¡¡
some¡¡day£»¡¡that¡¡I¡¡might¡¡have¡¡left¡¡them¡¡many¡¡things¡¡in¡¡a¡¡much¡¡more¡¡perfect¡¡
state¡¡than¡¡I¡¡have¡¡done£»¡¡had¡¡I¡¡not¡¡too¡¡much¡¡neglected¡¡to¡¡make¡¡them¡¡aware¡¡
of¡¡the¡¡ways¡¡in¡¡which¡¡they¡¡could¡¡have¡¡promoted¡¡the¡¡acplishment¡¡of¡¡my¡¡
designs¡£¡¡
¡¡¡¡¡¡¡¡¡¡And¡¡¡¡¡¡I¡¡¡¡¡¡thought¡¡¡¡¡¡that¡¡¡¡¡¡it¡¡¡¡¡¡was¡¡¡¡¡¡easy¡¡¡¡for¡¡¡¡¡¡me¡¡¡¡¡¡to¡¡¡¡¡¡select¡¡¡¡¡¡some¡¡¡¡¡¡matters¡¡¡¡¡¡which¡¡
should¡¡neither¡¡be¡¡obnoxious¡¡to¡¡much¡¡controversy£»¡¡nor¡¡should¡¡pel¡¡me¡¡
to¡¡expound¡¡more¡¡of¡¡my¡¡principles¡¡than¡¡I¡¡desired£»¡¡and¡¡which¡¡should¡¡yet¡¡be¡¡
sufficient¡¡¡¡¡¡¡¡¡¡clearly¡¡¡¡¡¡to¡¡¡¡exhibit¡¡¡¡¡¡what¡¡¡¡¡¡¡¡I¡¡¡¡can¡¡¡¡¡¡or¡¡¡¡cannot¡¡¡¡¡¡¡¡acplish¡¡¡¡¡¡¡¡¡¡¡¡in¡¡¡¡the¡¡
sciences¡£¡¡Whether¡¡or¡¡not¡¡I¡¡have¡¡succeeded¡¡in¡¡this¡¡it¡¡is¡¡not¡¡for¡¡me¡¡to¡¡say£»¡¡
and¡¡I¡¡do¡¡not¡¡wish¡¡to¡¡forestall¡¡the¡¡judgments¡¡of¡¡others¡¡by¡¡speaking¡¡myself¡¡
of¡¡my¡¡writings£»¡¡but¡¡it¡¡will¡¡gratify¡¡me¡¡if¡¡they¡¡be¡¡examined£»¡¡and£»¡¡to¡¡afford¡¡
the¡¡greater¡¡inducement¡¡to¡¡this¡¡I¡¡request¡¡all¡¡who¡¡may¡¡have¡¡any¡¡objections¡¡
to¡¡make¡¡to¡¡them£»¡¡to¡¡take¡¡the¡¡trouble¡¡of¡¡forwarding¡¡these¡¡to¡¡my¡¡publisher£»¡¡
who¡¡¡¡¡¡will¡¡give¡¡¡¡¡¡me¡¡¡¡¡¡notice¡¡¡¡¡¡of¡¡¡¡¡¡them£»¡¡¡¡¡¡that¡¡¡¡¡¡I¡¡¡¡¡¡may¡¡¡¡¡¡endeavor¡¡to¡¡¡¡¡¡subjoin¡¡¡¡¡¡at¡¡¡¡¡¡the¡¡
same¡¡time¡¡my¡¡reply£»¡¡and¡¡in¡¡this¡¡way¡¡readers¡¡seeing¡¡both¡¡at¡¡once¡¡will¡¡more¡¡
easily¡¡determine¡¡where¡¡the¡¡truth¡¡lies£»¡¡for¡¡I¡¡do¡¡not¡¡engage¡¡in¡¡any¡¡case¡¡to¡¡
make¡¡prolix¡¡replies£»¡¡but¡¡only¡¡with¡¡perfect¡¡frankness¡¡to¡¡avow¡¡my¡¡errors¡¡if¡¡I¡¡
am¡¡convinced¡¡of¡¡them£»¡¡or¡¡if¡¡I¡¡cannot¡¡perceive¡¡them£»¡¡simply¡¡to¡¡state¡¡what¡¡I¡¡
think¡¡is¡¡required¡¡for¡¡defense¡¡of¡¡the¡¡matters¡¡I¡¡have¡¡written£»¡¡adding¡¡thereto¡¡
¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡55¡¡
¡¡¡Page¡¡56¡
¡¡¡¡¡¡¡¡¡¡¡¡¡¡DISCOURSE¡¡ON¡¡THE¡¡METHOD¡¡OF¡¡RIGHTLY¡¡CONDUCTING¡¡THE¡¡REASON£»¡¡AND¡¡
¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡SEEKING¡¡TRUTH¡¡IN¡¡THE¡¡SCIENCES¡¡
no¡¡¡¡¡¡explication¡¡¡¡¡¡of¡¡¡¡¡¡any¡¡¡¡¡¡new¡¡¡¡¡¡matte¡¡¡¡¡¡that¡¡¡¡¡¡it¡¡¡¡¡¡may¡¡¡¡¡¡not¡¡¡¡¡¡be¡¡¡¡¡¡necessary¡¡¡¡¡¡to¡¡¡¡¡¡pass¡¡
without¡¡end¡¡from¡¡one¡¡thing¡¡to¡¡another¡£¡¡
¡¡¡¡¡¡¡¡¡¡If¡¡some¡¡of¡¡the¡¡matters¡¡of¡¡which¡¡I¡¡have¡¡spoken¡¡in¡¡the¡¡beginning¡¡of¡¡the¡¡
¡¨Dioptrics¡¨¡¡¡¡¡¡and¡¡¡¡¡¡¡¨Meteorics¡¨¡¡¡¡¡¡should¡¡¡¡¡¡offend¡¡¡¡¡¡at¡¡¡¡¡¡first¡¡¡¡¡¡sight£»¡¡¡¡¡¡because¡¡¡¡¡¡I¡¡¡¡¡¡call¡¡
them¡¡¡¡¡¡¡¡¡¡hypotheses¡¡¡¡¡¡¡¡¡¡and¡¡¡¡¡¡¡¡seem¡¡¡¡¡¡indifferent¡¡¡¡¡¡¡¡about¡¡¡¡¡¡¡¡giving¡¡¡¡¡¡proof¡¡¡¡¡¡¡¡of¡¡¡¡them£»¡¡¡¡¡¡¡¡I¡¡
request¡¡¡¡¡¡a¡¡¡¡¡¡patient¡¡¡¡¡¡and¡¡¡¡¡¡attentive¡¡¡¡¡¡reading¡¡¡¡¡¡of¡¡¡¡¡¡the¡¡¡¡¡¡whole£»¡¡¡¡¡¡from¡¡¡¡which¡¡¡¡¡¡I¡¡¡¡¡¡hope¡¡
those¡¡¡¡¡¡¡¡hesitating¡¡¡¡¡¡¡¡will¡¡¡¡derive¡¡¡¡¡¡satisfaction£»¡¡¡¡¡¡¡¡for¡¡¡¡it¡¡¡¡appears¡¡¡¡¡¡to¡¡¡¡me¡¡¡¡¡¡¡¡that¡¡¡¡the¡¡
reasonings¡¡are¡¡so¡¡mutually¡¡connected¡¡in¡¡these¡¡treatises£»¡¡that£»¡¡as¡¡the¡¡last¡¡are¡¡
demonstrated¡¡by¡¡the¡¡first¡¡which¡¡are¡¡their¡¡causes£»¡¡the¡¡first¡¡are¡¡in¡¡their¡¡turn¡¡
demonstrated¡¡by¡¡the¡¡last¡¡which¡¡are¡¡their¡¡effects¡£¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡Nor¡¡must¡¡it¡¡be¡¡imagined¡¡
that¡¡I¡¡here¡¡mit¡¡the¡¡fallacy¡¡which¡¡the¡¡logicians¡¡call¡¡a¡¡circle£»¡¡for¡¡since¡¡
experience¡¡¡¡¡¡renders¡¡the¡¡¡¡¡¡majority¡¡¡¡of¡¡¡¡¡¡these¡¡¡¡¡¡effects¡¡¡¡¡¡most¡¡¡¡¡¡certain£»¡¡¡¡¡¡the¡¡¡¡¡¡causes¡¡
from¡¡which¡¡I¡¡deduce¡¡them¡¡do¡¡not¡¡serve¡¡so¡¡much¡¡to¡¡establish¡¡their¡¡reality¡¡
as¡¡to¡¡explain¡¡their¡¡existence£»¡¡but¡¡on¡¡the¡¡co