懒惰是可怕的精神腐蚀剂。

Laziness does terrible damage to ideology.

youdao

显然，贫穷、种族主义和压迫也会腐蚀一个人的精神，使他变成一个痛苦、愤怒、满腔怒火的人。

Obviously, poverty and racism and oppression can also corrupt one's spirit and turn the person into someone who is bitter and angry, filled with rage.

youdao

凡此种种，使那个受苦人的良心始终处于一种烦躁状态，长此以往，不但不会以有益健康的痛苦治愈他，反而会紊乱和腐蚀他的精神生命。

By means of them, the sufferer's conscience had been kept in an irritated state, the tendency of which was, not to cure by wholesome pain, but to disorganise and corrupt his spiritual being.

youdao