“Believe in yourself! Have faith in your abilities! Without a humble but reasonable confidence in your own powers you cannot be successful or happy.”
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Norman Vincent Peale 63
American writer 1898–1993Related quotes

“Don't be afraid to assert yourself, have confidence in your abilities.”

Its okay to tell a lie but believing in your own lies makes you the first victim, you become your own enemy which limits ability to think progressively towards success in life.
Quoted from his first book https://en.wikipedia.org/wiki/Success_and_Failure_Based_on_Reason_and_Reality, "Success and Failure Based on Reason and Reality" https://www.amazon.co.uk/SUCCESS-FAILURE-BASED-REASON-REALITY/dp/9970983903/ on Amazon, P.124 (July 2018)

Variant: You are educated when you have the ability to hear almost anything without losing your temper, or your self-confidence.
Love is not a feeling ~ The Article (1995)

Poet, Author Alice Walker Meets the Inner Journey with Global Activism in "The Cushion in the Road" http://www.democracynow.org/2013/5/28/poet_author_alice_walker_meets_the (May 28, 2013).