“Any idea, plan, or purpose may be placed in the mind through repetition of thought.”
Source: Think and Grow Rich (1938), p. 54
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Napoleon Hill 104
American author 1883–1970Related quotes

"On Denoting", Mind, Vol. 14, No. 56 (October 1905), pp. 479–493; as reprinted in Logic and Knowledge: Essays, 1901–1950, (1956)
1900s

quote, 1960's
Quotes, 1960 - 1970
Source: The New York school – the painters & sculptors of the fifties, Irving Sandler, Harper & Row, Publishers, 1978, pp. 215-216

Source: Quoted in: Kabir, Hajara Muhammad,. Northern women development. [Nigeria]. p, 351. ISBN 978-978-906-469-4. OCLC 890820657.

Thoughts and Glimpses (1916-17)
Source: Dictionary of Burning Words of Brilliant Writers (1895), P. 101.

Sydney J. Harris, as quoted in The Routledge Dictionary of Quotations (1989) by Robert Andrews; also quoted as: "...a pleasant place in which to spend one's leisure."
Misattributed