in the twinkling of an eye

Changing the past and changing the customs - biàn gǔ yì sú

gifted with an extraordinary retentive memory - guò mù bù wàng

hearsay - dào tīng tú shuō

like throwing stones into the water - yǐ shí tóu shuǐ

hundred generations of root and branches - běn zhī bǒi shì

go on in the same old way - dǎo cháng xí gù

Vow to be united - shì hǎi méng shān

armed might - jiān jiǎ lì bīng

Safe from danger - qù wēi jiù ān

the end of hills and rivers - shān qióng shuǐ jué