If men would consider not so much where they differ, as wherein they agree, there would be far less of uncharitableness and angry feeling in the world.
Source, in full
Attributed to "Addison" in A Dictionary of Thoughts : Being a Cyclopedia of Laconic Quotations from the Best Authors of the World, both Ancient and Modern (1908) edited by Tryon Edwards, p. 117, but this might be the later "Mr. Addison" who was credited with publishing Interesting Anecdotes, Memoirs, Allegories, Essays, and Poetical Fragments (1794).