He owes him nothing. 问心无愧，何来亏欠

515. He's the only one he trusts.
     大人是他唯一信任的人
516. You swore the king an oath, my lord.
     大人，您曾宣誓要效忠我王
517. He's spent half his life fighting Robert's wars.
     他舍生忘死为劳勃打下江山
518. He owes him nothing.
     问心无愧，何来亏欠
519. Your father and brother rode south once
     你父亲和兄长曾奉命南下
520. on a king's demand.
     结果一去不返
521. A different time.
     时局不同

来自《权力的游戏 第一季 第一集 Game of Thrones S01E01 七国皇帝对临冬城主委以重任》第 518 行