Barton, Bruce -- Article Title, The American Magazine (1929?)

Dave — Fri, 05 Aug 2022 18:53:16 +0000

When you are through changing, you are through.

Bruce Barton (1886–1967) American author, advertising executive, politician
Article Title, The American Magazine (1929?)

Barton was a regular contributor to The American Magazine. Both the cited source (from 1929) and this suggest this was an article he contributed no later than 1929.

The saying has been misattributed to a number of more recent consultants, motivational speakers, etc.

Blake, William -- The Marriage of Heaven and Hell, “A Memorable Fancy” (1790)

Dave — Fri, 29 May 2009 15:03:26 +0000

A man who never alters his opinion is like standing water, and breeds reptiles of the mind.

William Blake (1757–1827) English poet, mystic, artist
The Marriage of Heaven and Hell, “A Memorable Fancy” (1790)

WIST Quotations

Barton, Bruce -- Article Title, The American Magazine (1929?)

Blake, William -- The Marriage of Heaven and Hell, “A Memorable Fancy” (1790)