“There is one river of truth, which receives tributaries from every side.”
Stromata (Miscellanies, c. 198–203 AD), I: 5.
Variant: Variant translation: There is one river of truth, but many streams fall into it on this side and that.
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Clement of Alexandria 18
Christian theologian 150–215Related quotes
Sometimes a Great Notion (1964) First lines
[Robert Evans, 2002, http://www.imdb.com/title/tt0303353, The Kid Stays in the Picture, Documentary, Highway Films]
The unreliable narrator

Variant: There are three sides to every story: yours, theirs, and the truth somewhere in the middle.
Source: Styxx

Letter to George Washington (November 1779)

Source: Orlando: A Biography (1928), Ch. 3
Context: The trumpeters, ranging themselves side by side in order, blow one terrific blast: —
'THE TRUTH!
at which Orlando woke.
He stretched himself. He rose. He stood upright in complete nakedness before us, and while the trumpets pealed Truth! Truth! Truth! we have no choice left but confess — he was a woman.

Discourses of the Prophet Joseph Smith, p. 199 (9 July 1843)
1840s

Forgotten Home http://www.poetrysoup.com/famous/poem/21398/Forgotten_Home
From the poems written in English

Source: The Way Towards The Blessed Life or the Doctrine of Religion 1806, P. 26-27

“Every one is a moon, and has a dark side which he never shows to anybody.”
Pudd'nhead Wilson's New Calendar, Ch. LXVI
Following the Equator (1897)