Men of noble birth , are noted to be envious towards new men , when they rise . for the distance is altered , and it is like a deceit of the eye , that when others come on , they think themselves , go back 出身贵族者在新人晋爵时常生妒意,因为两者之间的差距缩短;而且这就像是看朱成碧,明明是别人上升,他们却看成是自己下降。