Daily Chinese Idiom Guessing Game
To consistently carry through a principle or policy without change.
贯贯穿。用一个根本性的事理贯通事情的始末或全部的道理。
《论语·里仁》子曰‘参乎！吾道一以贯之’曾子曰‘唯。’子出，门人问曰‘何谓也？’曾子曰‘夫子之道，忠恕而已矣。’”
His approach to leadership is to act with integrity and coherence, a principle he holds 一以贯之.