顾炎武

gù yán wǔ

Gu Yanwu (1613-1682), late Ming and early Qing Confucian philosopher, linguist and historian, played a founding role in phonology of early Chinese, author of Rizhilu or Record of daily study 日知錄|日知录

顾

gù

to look after; to take into consideration; to attend to

炎

yán

flame

武

wǔ

martial