Politics may let fools think that they suddenly have so much insight.
Examples (Wiktionary)
Mandarin
一切真知都是从直接经验发源的。但人不能事事直接经验，事实上多数的知识都是间接经验的东西，这就是一切古代的和外域的知识。
一切真知都是從直接經驗發源的。但人不能事事直接經驗，事實上多數的知識都是間接經驗的東西，這就是一切古代的和外域的知識。
yī qiè zhēn zhī dōu shì cóng zhí jiē jīng yàn fā yuán de ． dàn rén bù néng shì shì zhí jiē jīng yàn ， shì shí shàng duō shù de zhī shi dōu shì jiàn jiē jīng yàn de dōng xi ， zhè jiù shì yī qiè gǔ dài de hé wài yù de zhī shi ．
All genuine knowledge originates in direct experience. But one cannot have direct experience of everything; as a matter of fact, most of our knowledge comes from indirect experience, for example, all knowledge from past times and foreign lands.