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Chapter‚V. It . . . that . . .u‡@ It+V+that . . .v‚æ‚èB

7.1.6 If everyone undertook to form all his own opinions and to seek for truth by isolated paths, it would follow that no considerable number of men would ever unite in any common belief.
(–ó) ‚·‚�~‚Ă̐l‚ª‚ ‚ç‚ä‚é‚�}‚Ƃɂ‚��‚ÄŽ©•ª‚¾‚¯‚̈ӌ©‚ðŽ‚¿AŒÇ—��‚µ‚½“¹‚É‚æ‚Á‚Đ^—‚ð‹‚ß‚æ‚¤‚Æ‚·‚é‚È‚çA‘Š“–”‚̐l‚ª‹¤’ʂ̐M”O‚ÉŒ‹‚΂ê‚é‚�}‚Æ‚ÍŒˆ‚µ‚ĂȂ��‚Ƃ��‚¤Œ‹‰Ê‚É‚È‚é‚Å‚ ‚낤B

@“ú–{Œê‚ł́uæ‚ÆŒãvu‘O‚ÆŒã‚ëv‚̂悤‚ɁAˆÊ’uŠÖŒW‚È‚Ì‚©ŽžŒn—ñ‚È‚Ì‚©‚Łu‚Ç‚¿‚炪‚Ç‚¿‚ç‚È‚Ì‚©v‚ð–À‚¤Ž–‚ª‚ ‚éB‚�}‚Ìfollow‚ðŽg‚Á‚½\•ï¿½ï¿½‚Í“Á‚É–À‚킳‚ê‚éBˆÉ“¡æï¿½ï¿½‚ª‚�}‚Ì—á•ï¿½ï¿½‚ðŽæ‚è‚ ‚��‚½‚̂́A–l‚̂悤‚ÈŽv‚��ˆá‚��‚ð‚·‚él‚ªŽóŒï¿½}ï¿½ï¿½‚É‘½‚­Œ©‚ç‚ê‚é‚©‚炾‚낤B

A follows B.

@‚�}‚ê‚͈ʒuŠÖŒW‚ōl‚¦‚é‚Ɓu(Œã‚ë‚ɂ��‚é)A‚ª(‘O‚ɂ��‚é)B‚ɏ]‚¤v‚Ƃ��‚¤ˆÓ–¡‚ɂȂ邪AŽžŒn—ñ‚Æ‚µ‚čl‚¦‚é‚ƁuB‚ªæ‚É‹N‚«‚ÄŽŸ‚ÉA‚ª‹N‚«‚év‚¾‚µAˆö‰ÊŠÖŒW‚ƂƂ炦‚é‚Ɓu(æ‚É‹N‚«‚½)B‚ªŒï¿½Lˆö‚ÅA‚ª‹N‚«‚év‚Ƃ��‚¤ˆÓ–¡‚É‚È‚éB‚Ü‚ A‚�}‚�}‚܂ł͂��‚��‚Æ‚µ‚Ä(–l‚É‚Æ‚Á‚Ä‚Í—Ç‚­‚͂Ȃ��‚Ì‚¾‚ª)Ait follow thatc‚̍\•ï¿½ï¿½‚É‚È‚é‚Æ‚â‚â‚�}‚µ‚­‚È‚éB

It follow from B that S+P.

@thatß‘S‘Ì‚Í‚³‚«‚Ù‚Ç‚ÌA‚É‘Š“–‚·‚éB‚‚܂è”ñlÌ\•ï¿½ï¿½‚ł́A‚³‚«‚Ù‚ÇŽåŒê‚¾‚Á‚½A‚ªthatß‚Æ‚µ‚Ä–Ú“IŒê‚É‚È‚Á‚��‚邵A‚³‚«‚Ù‚Ç–Ú“IŒê‚¾‚Á‚½B‚Ífrom‚Ì–Ú“IŒê‚É‚È‚Á‚��‚é‚Ƃ��‚¤‚킯‚¾B‚½‚¾A‚³‚«‚Ù‚Ç‚ÍA‚ÆB‚ÌŠÖŒW‚𒼐Úfollow‚ª”}‰î‚µ‚��‚½‚Ì‚¾‚ªA”ñlÌ\•ï¿½ï¿½‚ł́u“V‚©‚ç~‚Á‚Ä‚«‚½itv‚©‚猩‚ÄA(thatß)‚ÆB‚ÌŠÖŒW‚ªŒˆ‚Ü‚éB‚‚܂蓯‚��follow‚Å‚Í‚ ‚邪—p–@‚Í‚Ü‚Á‚½‚­ˆá‚¤‚ƍl‚¦‚½•û‚ª‚æ‚��‚Ƃ��‚¤Ž–‚É‚È‚éB‚³‚ç‚É—á•ï¿½ï¿½‚Å‚Ífrom B‚Ì•”•ª‚ªAA‚ªthat S+P‚É‚È‚Á‚½‚Ì‚Æ“¯—l‚É“WŠJ‚³‚ê‚āAif S'+P'‚̂悤‚É‚È‚Á‚��‚éB

If S'+P', it follow that S+P.

@‚�}‚�}‚Ü‚Å‚ª‰pŒê‚Æ‚µ‚Ä“\‚Ü‚¦‚�N‚©‚˂΂Ȃç‚Ȃ��’mŽ¯‚¾‚ªA‚�}‚�}‚©‚ç‚Í“ú–{Œê‚Æ‚µ‚Ä“\‚Ü‚¦‚�N‚©‚˂΂Ȃç‚Ȃ��Ž–‚ðl‚¦‚éB–ó•ï¿½ï¿½‚͌�L•ï¿½ï¿½‚̃oƒ^L‚³‚ª‚»‚Ì‚Ü‚ÜŽc‚Á‚��‚邽‚߁A—‰ð‚Å‚«‚Ȃ��‚Ƃ��‚¤‚قǂł͂Ȃ��‚ªu‚¿‚å‚Á‚Ɖ½Œ¾‚Á‚Ä‚é‚Ì‚©•ª‚©‚ç‚Ȃ��v‚Æ“Ë‚Á‚�}‚Ý‚½‚­‚È‚é‚悤‚È•”•ª‚ªŒ©‚ç‚ê‚éBisolated paths‚ðˆÉ“¡æï¿½ï¿½‚́u(l‚©‚çØ‚è—��‚³‚ꂽ)Ž©•ª‚¾‚¯‚Ì“¹v‚Ɖðà‚µ‚��‚邪A–ó•ï¿½ï¿½‚ł́uŒÇ—��‚µ‚½“¹v‚Æ‚È‚Á‚��‚éBpaths‚Í“¹‚ɂ͈á‚��‚Ȃ��‚ªA‰pŒê“Á—L‚Ì•\Œ»‚ð“ú–{‚Æ‚µ‚Ä–³“ï‚È•\Œ»‚É•Ï‚¦‚é‚�~‚«‚¾‚낤B‚»‚ê‚Æseek for truth‚ðƒ‰ƒ“ƒ_ƒ€ƒnƒEƒX‚Ȃǂł́u^—‚ð’T‹†‚·‚év‚Ɩ󂵂Ă��‚é‚Ì‚¾‚ªA¡‚ЂƂƒsƒ“‚Ƃ�}‚Ȃ��Bu^—‚ð’T‹†‚·‚év‚Ƃ��‚¤‚Ì‚Í“NŠw‚â@‹³‚ȂLjꕔ‚Ì•ª–ì‚É‚©‚��‚Á‚½Œ¾‚��‰ñ‚µ‚Å‚ ‚Á‚āA–l‚ðŠÜ‚߂Ĉê”ʂ̐l‚½‚¿‚́u^ŽÀ(‚à‚µ‚­‚ÍŽ–ŽÀ)‚͉½‚È‚Ì‚©‚ð’ǂ��‹‚ß‚év‚Ƃ��‚¤‚®‚ç‚��‚ÉŠš‚ݍӂ©‚Ȃ��‚Ə󋵂ªŒ©‚¦‚�}‚Ȃ��B‚³‚ç‚Ɂu‘Š“–”‚̐l‚ªcv‚¤‚ñ‚Ê‚ñ‚à”��–­‚É‹C‚É“ü‚ç‚Ȃ��BuM”O‚ÉŒ‹‚΂ê‚év‚Å‚Í‚È‚­uM”O‚ÅŒ‹‚΂ê‚év‚¾‚낤‚µAif•ï¿½ï¿½‚ªŒï¿½Lˆö‚Åthatß‚ªŒ‹‰Ê‚É‚È‚é‚悤‚ɖ󂹂΁uc‚Ƃ��‚¤Œ‹‰Ê‚É‚È‚é‚Å‚ ‚낤v‚Í“ú–{Œê‚Æ‚µ‚Ä—]•ª‚¾‚ÆŽv‚¤B‚�}‚ê‚ç‚ð“\‚Ü‚¦‚Ä–ó•ï¿½ï¿½‚𐄝Ȃ·‚éB

(„È–ó) ’N‚à‚ª‰½Ž–‚ɂ‚��‚Ä‚àŽ©•ª‚¾‚¯‚̈ӌ©‚ðŽ‚¿AŠeŽ©‚Ì‚â‚è•û‚Ő^ŽÀ‚͉½‚©‚ð’Ç‹‚µ‚悤‚Æ‚·‚é‚ƁA‚Ç‚ñ‚ÈŒ`‚Å‚àŒÝ‚��‚É‹¤’ʂ̐M”O‚ð•ø‚��‚Ä‘Š“–‚Ȑ”‚̐lŠÔ‚ª’cŒ‹‚·‚é‚ÆŒ¾‚¤‚�}‚Ƃ͍¡Œã‚Í‚È‚­‚Ȃ邾‚낤B

@isolated paths‚ðuŠeŽ©‚Ì‚â‚è•ûv‚Æ‚µ‚Ä‚Ý‚½‚ªA‚à‚¤‚¿‚å‚Á‚ƈêH•v‚·‚�~‚«‚¾BŒã”¼‚Ì•”•ª‚àno considerable number of men‚âany common brief‚È‚Ç‚ð‚»‚ê‚¼‚ê’š”J‚É–ó‚É”½‰f‚µ‚悤‚Æ‚µ‚½‚̂ŁACüŒê‚ª‘½‚­‚È‚è‚·‚��‚Ä“ú–{Œê‚Æ‚µ‚Ä‚Æ‚Á‚¿‚ç‚©‚Á‚Ä‚µ‚Ü‚Á‚��‚éB
@‚³‚ç‚ɐ„È‚µ‚Ä‚Ý‚éB

(„È–ó) ’N‚à‚ªA‰½Ž–‚ɂ‚��‚Ä‚àŽ©•ª‚È‚è‚̈ӌ©‚ðŽ‚¿A^ŽÀ‚Ƃ͉½‚©‚ðŽè’T‚è‚Å’Ç‹‚µŽn‚ß‚½‚È‚ç‚΁A‚��‚©‚È‚é‚à‚Ì‚Å‚ ‚êŒÝ‚��‚É‹¤’ʂ̐M”O‚ð•ø‚��‚Ä’cŒ‹‚·‚élX‚ª‘Š“–‚Ȑ”‚É‚È‚é‚È‚ñ‚ÄŽ–‚́A¡Œã‚Í‚È‚­‚Ȃ邾‚낤B