zài / yán jiū / Táng dài / shū fǎ / shí / rén men / zǒng huì / tí dào / Táng chū Sì Dà jiā在研究唐代书法时,人们总会提到唐初四大家。When studying Tang dynasty calligraphy, people will always mention the Four Great Calligraphers of early Tang.