"Ryoma is definitely some fellow, but he sometimes make a mistake since he does not read books." by Shujiro HIRAI (after Ryoma fled from the Tosa clan)
平井収二郎「元より龍馬は人物なれども、書物を読まぬ故、時として間違ひし事もござ候へば」（龍馬脱藩後）