Although both sentences were written in repeated four letters of Shiroku Benreitai (a Chinese style of composition with alternating lines of four (shi) and six (roku) characters), there was a great difference between their rhetorical techniques (onomatopoeia) in the eight letters; Kukai wrote poetic and beautiful words in a bold manner, while Saicho wrote serious and plain words in a subdued way.
四六駢儷体の4文字を重ねたものだが、すでにこの8文字の修辞技法に両雄の差異は明らかで、空海の文辞は大胆で極めて詩的な麗句であり、最澄のは生真面目で地味、謙抑そのものである。