Be charitable and indulgent to every one but yourself.
Joseph Joubert (1754-1824) French moralist, philosopher, essayist, poet
(Attributed)
(Source)
Frequently attributed to Joubert, but with no citation from his works. Earliest quoted in Maturin M. Ballou, ed., Treasury of Thought (1884 ed.).
Sometimes given "but thyself."
Quotations about:
treat well
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