fán凡dú读shū书......xū须yào要dú读dé得zì字zì字xiǎng响liàng亮,bù不kě可wù误yí一zì字,bù不kě可shǎo少yí一zì字,bù不kě可duō多yí一zì字,bù不kě可dǎo倒yí一zì字,bù不kě可qiān牵qiǎng强àn暗jì记,zhǐ只shì是yào要duō多sòng诵shù数biàn遍,zì自rán然shàng上kǒu口,jiǔ久yuǎn远bú不wàng忘。gǔ古rén人yún云,“dú读shū书bǎi百biàn遍,qí其yì义zì自jiàn见”。wèi谓dú读dé得shú熟,zé则bú不dài待jiě解shuō说,zì自xiǎo晓qí其yì义yě也。yú余cháng尝wèi谓,dú读shū书yǒu有sān三dào到,wèi谓xīn心dào到,yǎn眼dào到,kǒu口dào到。xīn心bú不zài在cǐ此,zé则yǎn眼bú不kàn看zǐ仔xì细,xīn心yǎn眼jì既bù不zhuān专yī一,què却zhī只màn漫làng浪sòng诵dú读,jué决bù不néng能jì记,jì记yì亦bù不néng能jiǔ久yě也。sān三dào到zhī之zhōng中,xīn心dào到zuì最jí急。xīn心jì既dào到yǐ矣,yǎn眼kǒu口qǐ岂bú不dào到hū乎?