1.
Fear an ignorant man more a lion.---- Proverb.
无知的人比杀狮子还可怕。无知才无畏。
2.
Zeal without knowledge be fire without light .
无知的热情如无光之火。
3.
Ignorant love is impaired (harmful). Ignorant spending is wasteful.
无知的爱是伤害，无知的消费是浪费。
4.
Not ignorance, but the ignorance of ignorance, is the death of knowledge.
不是无知本身，而是对无知的无知，才是知识的死亡。
5.
Not ignorance, but the ignorance of ignorance, is the death of knowledge. --A. H. Whitehead
不是无知本身，而是对无知的无知，才是知识的死亡。——怀特海
6.
His failure is a product of ignorance.
他的失败是无知的结果。
7.
Zeal without knowledge is the sister of folly.
无知的热情近乎愚蠢
8.
Arrogance is ego plus ignorance.
傲慢是无知的另一面。
9.
a comment testifying ignorance;
显露出无知的一段评论;
10.
Nor is it only the ignorant,
并不只是那些无知的，
11.
It was a blind spot with Tony.
托尼对这方面是无知的。
12.
monumental ignorance [stupidity]
极度的无知 [愚蠢]
13.
Not to know is bad,not to wish to know is worse.
无知是悲衷的，无意求知则更悲。
14.
The tragedy is not in not knowing, But in not knowing that you don't know.
可悲的不在于无知，而在于不知道自己的无知。
15.
To be ignorant of one′ s ignorance is the malady of the ignorant.
不知道自己的无知正是无知者的可悲之处。
16.
Unaware or uninformed.
无知觉的，消息不灵通的
17.
His ignorance is incurable.
他的无知是不可就药的。
18.
not penitent or remorseful.
不知悔悟的或无悔意的。