去伪存真。- 汉语成语

Discard the false and retain the true. - Chinese Idiom

Confuse right and wrong. - Chinese Idiom

颠倒是非。- 汉语成语

恶意尽管可能玷污真理，但无法抹杀真理。- 格言

Though malice may darken truth, it cannot put it out. - Maxim

Though a lie be well dressed, it is ever overcome. - Maxim

谎言虽然装扮得很好，总有一天会被揭穿。- 格言

There is many a true word spoken in jest. - Proverb

笑谈之中有真理。- 谚语

最残酷的谎言常以沉默的方式说出来。- 格言

The cruelest lies are often told in silence. - Maxim

隐瞒真相就是示意人们说假话。- 格言

Suppression of truth is suggestion of falsehood. - Maxim

Sooner or later, the truth comes to light. - Maxim

真相迟早会大白。- 格言

数字不会说谎。- 格言

Figures will not lie. - Maxim

含糊其辞是谎言的近亲。- 格言

Equivocation is first cousin to a lie. - Maxim

Out of the mouth of little children comes truth. - Chinese Idiom

童言无忌。- 汉语成语

A clean hand wants no washing. - Chinese Idiom

身正不怕影子斜。- 汉语成语

争论过了头，真理变谬误。- 格言

Too much dispute leads the truth astray. – Maxim

The truth never dies. – Maxim

真理永存。- 格言

Truth will prevail (or conquer). – Maxim

真理必胜。- 格言

Truth needs not many words. – Proverb

有理不在声高。- 谚语

时间检验真理。- 谚语

Time tries truth. – Proverb

大胆讲真话，魔鬼也害怕。- 谚语

Speak the truth and you will embarrass (or shame) the devil. – Proverb

A boaster and a liar are all one.
(A boaster and a liar are cousins-german.) – Proverb

吹牛和撒谎本是同宗。- 谚语

表象易逝，真理长存。- 格言

Appearance passes away, truth abides. – Maxim