This article discusses the contradictory feelings of being a disloyal minister when composing poems in Jinling and in his journey to Beijing.It also reveals the time element. 在仕清前不久所作金陵怀古诗以及北上过程中的感怀诗,就充分地体现了他的诗歌创作在遗民与贰臣身份转换过程中的矛盾心态,以及在其自辩因素之下的时代思潮因素。