filthy and contemptible ❍ 顽固分子，实际上是顽而不固，顽到后来，就要变，变为不齿于人类的狗屎堆。(《毛泽东选集》695) Actually,the diehards may be hard,but they are not hard unto death,and in the end they change—into something filthy and contemptible,like dog’s dung.
不齿于人bù chǐ yú rén
不齿：不与同列。不能列在同等人中间。表示对别人的鄙视。look down upon sb., filthy and contemptible