情動説 (じょうどうせつ emotivism [emotivist theory of ethics]) `Atticus,' I said one evening, `what exactly is a nigger-lover?' Atticus's face was grave. `Has somebody been calling you that?' `No sir, Mrs Dubose calls you that. She warms up every afternoon calling you that. Francis called me that last Christmas, that's where I first heard it.' `Is that the reason you jumped on him?' asked Atticus. `Yes sir.