He accepted it was a possible outcome of the fight. His dialogue mentioned it directly, when he was butthurt around King using BFR tactics to kill him. Zoro also directly mentioned he would break swordsmanship code to beat King if necesarry, but sure that's a low mid diff...
Contrast with Luffy who is fighting Kaido and confidently saying he will beat Kaido as he smiles.
Contrast with Luffy who is fighting Kaido and confidently saying he will beat Kaido as he smiles.